diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/1_18_blocks.json b/common/src/main/resources/data/valkyrienskies/vs_mass/1_18_blocks.json
index 023e8219b..0f5308bb4 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/1_18_blocks.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/1_18_blocks.json
@@ -5,548 +5,548 @@
   },
   {
     "block": "minecraft:rooted_dirt",
-    "mass": 1100.0,
+    "mass": 110.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:calcite",
-    "mass": 2700.0,
+    "mass": 270.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dripstone_block",
-    "mass": 2700.0,
+    "mass": 270.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:pointed_dripstone",
-    "mass": 1900.0,
+    "mass": 190.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:tuff",
-    "mass": 1800.0,
+    "mass": 180.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:budding_amethyst",
-    "mass": 2650.0,
+    "mass": 265.0,
     "friction": 1.0
   },
   {
     "block": "minecraft:amethyst_block",
-    "mass": 2650.0,
+    "mass": 265.0,
     "friction": 1.0
   },
   {
     "block": "minecraft:small_amethyst_bud",
-    "mass": 100.0,
+    "mass": 10.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:medium_amethyst_bud",
-    "mass": 300.0,
+    "mass": 30.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:large_amethyst_bud",
-    "mass": 600.0,
+    "mass": 60.0,
     "friction": 0.9
   },
   {
     "block": "minecraft:azalea",
-    "mass": 120.0,
+    "mass": 12.0,
     "elasticity": 0.1
   },
   {
     "block": "minecraft:flowering_azalea",
-    "mass": 120.0,
+    "mass": 12.0,
     "elasticity": 0.1
   },
   {
     "block": "minecraft:hanging_roots",
-    "mass": 4.0
+    "mass": 0.40
   },
   {
     "block": "minecraft:big_dripleaf",
-    "mass": 8.0,
+    "mass": 0.80,
     "friction": 0.3,
     "elasticity": 0.3
   },
   {
     "block": "minecraft:big_dripleaf_stem",
-    "mass": 4.0
+    "mass": 0.40
   },
   {
     "block": "minecraft:small_dripleaf",
-    "mass": 3.0
+    "mass": 0.30
   },
   {
     "block": "minecraft:glow_lichen",
-    "mass": 1.0
+    "mass": 0.10
   },
   {
     "block": "minecraft:cave_vines",
-    "mass": 20.0
+    "mass": 2.0
   },
   {
     "block": "minecraft:cave_vines_plant",
-    "mass": 20.0
+    "mass": 2.0
   },
   {
     "block": "minecraft:spore_blossom",
-    "mass": 12.0
+    "mass": 1.20
   },
   {
     "block": "minecraft:moss_block",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.5,
     "elasticity": 0.05
   },
   {
     "block": "minecraft:moss_carpet",
-    "mass": 15.0,
+    "mass": 1.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:lightning_rod",
-    "mass": 1800.0,
+    "mass": 180.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:copper_block",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:exposed_copper",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.25
   },
   {
     "block": "minecraft:weathered_copper",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:oxidized_copper",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.35
   },
   {
     "block": "minecraft:waxed_copper_block",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.15
   },
   {
     "block": "minecraft:waxed_exposed_copper",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:waxed_weathered_copper",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.25
   },
   {
     "block": "minecraft:waxed_oxidized_copper",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:exposed_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.25
   },
   {
     "block": "minecraft:weathered_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:oxidized_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.35
   },
   {
     "block": "minecraft:waxed_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.15
   },
   {
     "block": "minecraft:waxed_exposed_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:waxed_weathered_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.25
   },
   {
     "block": "minecraft:waxed_oxidized_cut_copper",
-    "mass": 2240.0,
+    "mass": 225.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.2
   },
   {
     "block": "minecraft:exposed_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.25
   },
   {
     "block": "minecraft:weathered_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.3
   },
   {
     "block": "minecraft:oxidized_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.35
   },
   {
     "block": "minecraft:waxed_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.15
   },
   {
     "block": "minecraft:waxed_exposed_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.2
   },
   {
     "block": "minecraft:waxed_weathered_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.25
   },
   {
     "block": "minecraft:waxed_oxidized_cut_copper_slab",
-    "mass": 1120.0,
+    "mass": 112.5,
     "friction": 0.3
   },
   {
     "block": "minecraft:cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.2
   },
   {
     "block": "minecraft:exposed_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.25
   },
   {
     "block": "minecraft:weathered_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.3
   },
   {
     "block": "minecraft:oxidized_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.35
   },
   {
     "block": "minecraft:waxed_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.15
   },
   {
     "block": "minecraft:waxed_exposed_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.2
   },
   {
     "block": "minecraft:waxed_weathered_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.25
   },
   {
     "block": "minecraft:waxed_oxidized_cut_copper_stairs",
-    "mass": 1680.0,
+    "mass": 168.75,
     "friction": 0.3
   },
   {
     "block": "minecraft:raw_copper_block",
-    "mass": 8960.0,
+    "mass": 900.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:raw_iron_block",
-    "mass": 7840.0,
+    "mass": 785.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:raw_gold_block",
-    "mass": 19280.0,
+    "mass": 1930.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:white_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:orange_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:magenta_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:light_blue_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:yellow_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:lime_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:pink_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:gray_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:light_gray_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:cyan_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:purple_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:blue_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:brown_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:green_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:red_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:black_candle",
-    "mass": 2.0,
+    "mass": 0.2,
     "friction": 0.1
   },
   {
     "block": "minecraft:deepslate",
-    "mass": 2900.0,
+    "mass": 290.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:infested_deepslate",
-    "mass": 2900.0,
+    "mass": 290.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:cobbled_deepslate",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:chiseled_deepslate",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_deepslate",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.35
   },
   {
     "block": "minecraft:deepslate_bricks",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:cracked_deepslate_bricks",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:deepslate_tiles",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cracked_deepslate_tiles",
-    "mass": 2720.0,
+    "mass": 275.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:cobbled_deepslate_slab",
-    "mass": 1360.0,
+    "mass": 137.5,
     "friction": 0.8
   },
   {
     "block": "minecraft:polished_deepslate_slab",
-    "mass": 1360.0,
+    "mass": 137.5,
     "friction": 0.35
   },
   {
     "block": "minecraft:deepslate_brick_slab",
-    "mass": 1360.0,
+    "mass": 137.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_tile_slab",
-    "mass": 1360.0,
+    "mass": 137.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:cobbled_deepslate_stairs",
-    "mass": 2040.0,
+    "mass": 206.25,
     "friction": 0.8
   },
   {
     "block": "minecraft:polished_deepslate_stairs",
-    "mass": 2040.0,
+    "mass": 206.25,
     "friction": 0.35
   },
   {
     "block": "minecraft:deepslate_brick_stairs",
-    "mass": 2040.0,
+    "mass": 206.25,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_tile_stairs",
-    "mass": 2040.0,
+    "mass": 206.25,
     "friction": 0.6
   },
   {
     "block": "minecraft:cobbled_deepslate_wall",
-    "mass": 1360.0,
+    "mass": 135.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:polished_deepslate_wall",
-    "mass": 1360.0,
+    "mass": 135.0,
     "friction": 0.45
   },
   {
     "block": "minecraft:deepslate_brick_wall",
-    "mass": 1360.0,
+    "mass": 135.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_tile_wall",
-    "mass": 1360.0,
+    "mass": 135.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:copper_ore",
-    "mass": 3260.0,
+    "mass": 325.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:deepslate_copper_ore",
-    "mass": 3510.0,
+    "mass": 355.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_coal_ore",
-    "mass": 2715.0,
+    "mass": 271.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_lapis_ore",
-    "mass": 2950.0,
+    "mass": 295.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_iron_ore",
-    "mass": 3430.0,
+    "mass": 345.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_gold_ore",
-    "mass": 4700.0,
+    "mass": 470.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_redstone_ore",
-    "mass": 2225.0,
+    "mass": 222.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_diamond_ore",
-    "mass": 2950.0,
+    "mass": 295.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:deepslate_emerald_ore",
-    "mass": 2855.0,
+    "mass": 285.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:powder_snow",
-    "mass": 120.0,
+    "mass": 12.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:sculk_sensor",
-    "mass": 200.0,
+    "mass": 25.0,
     "friction": 0.2,
     "elasticity": 0.3
   },
   {
     "block": "minecraft:smooth_basalt",
-    "mass": 3010.0,
+    "mass": 300.0,
     "friction": 0.35
   },
   {
     "block": "minecraft:tinted_glass",
-    "mass": 2200.0,
+    "mass": 220.0,
     "friction": 0.2
   },
   {
     "tag": "minecraft:candle_cakes",
-    "mass": 702.0,
+    "mass": 70.0,
     "friction": 0.1
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/1_19_blocks b/common/src/main/resources/data/valkyrienskies/vs_mass/1_19_blocks
index cee29a304..987e68011 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/1_19_blocks
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/1_19_blocks
@@ -1,19 +1,19 @@
 [
   {
     "block": "minecraft:pearlescent_froglight",
-    "mass": 3200.0,
+    "mass": 320.0,
     "friction": 0.07,
     "elasticity": 0.8
   },
   {
     "block": "minecraft:verdant_froglight",
-    "mass": 3200.0,
+    "mass": 320.0,
     "friction": 0.07,
     "elasticity": 0.8
   },
   {
     "block": "minecraft:ochre_froglight",
-    "mass": 3200.0,
+    "mass": 320.0,
     "friction": 0.07,
     "elasticity": 0.8
   },
@@ -24,37 +24,37 @@
   },
   {
     "block": "minecraft:mangrove_log",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_mangrove_log",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:mangrove_wood",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_mangrove_wood",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:mangrove_planks",
-    "mass": 600.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:mangrove_slab",
-    "mass": 300.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:mangrove_stairs",
-    "mass": 450.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
@@ -68,64 +68,64 @@
   },
   {
     "block": "minecraft:muddy_mangrove_roots",
-    "mass": 1800.0,
+    "mass": 150.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:mud",
-    "mass": 1800.0,
+    "mass": 100.0,
     "friction": 0.9
   },
   {
     "block": "minecraft:packed_mud",
-    "mass": 1450.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:mud_bricks",
-    "mass": 1450.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:mud_brick_wall",
-    "mass": 725.0,
+    "mass": 125.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:mud_brick_slab",
-    "mass": 725.0,
+    "mass": 75.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:mud_brick_stairs",
-    "mass": 1035.0,
+    "mass": 112.5,
     "friction": 0.7
   },
   {
     "block": "minecraft:reinforced_deepslate",
-    "mass": 3400.0,
+    "mass": 400.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:sculk",
-    "mass": 400.0,
+    "mass": 25.0,
     "friction": 0.2,
     "elasticity": 0.3
   },
   {
     "block": "minecraft:sculk_catalyst",
-    "mass": 600.0,
+    "mass": 50.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:sculk_shrieker",
-    "mass": 200.0,
+    "mass": 50.0,
     "friction": 0.2,
     "elasticity": 0.3
   },
   {
     "block": "minecraft:sculk_vein",
-    "mass": 8.0,
+    "mass": 5.0,
     "friction": 0.2,
     "elasticity": 0.03
   }
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/1_20_blocks b/common/src/main/resources/data/valkyrienskies/vs_mass/1_20_blocks
index 4a443127c..44b4d056f 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/1_20_blocks
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/1_20_blocks
@@ -6,120 +6,120 @@
   },
   {
     "block": "minecraft:bamboo_block",
-    "mass": 150.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_bamboo_block",
-    "mass": 150.0,
+    "mass": 200.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:bamboo_planks",
-    "mass": 100.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:bamboo_mosaic",
-    "mass": 100.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:bamboo_mosaic_slab",
-    "mass": 50.0,
+    "mass": 25.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:bamboo_slab",
-    "mass": 50.0,
+    "mass": 25.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:bamboo_stairs",
-    "mass": 75.0,
+    "mass": 37.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:bamboo_mosaic_stairs",
-    "mass": 75.0,
+    "mass": 37.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:calibrated_sculk_sensor",
-    "mass": 230.0,
+    "mass": 25.0,
     "friction": 0.9,
     "elasticity": 0.3
   },
   {
     "block": "minecraft:cherry_wood",
-    "mass": 640.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cherry_log",
-    "mass": 640.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_cherry_wood",
-    "mass": 640.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_cherry_log",
-    "mass": 640.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:cherry_planks",
-    "mass": 425.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:cherry_slab",
-    "mass": 210.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:cherry_stairs",
-    "mass": 315.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:chiseled_bookshelf",
-    "mass": 650.0,
+    "mass": 150.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:decorated_pot",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.35
   },
   {
     "block": "minecraft:piglin_head",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:piglin_wall_head",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:pink_petals",
-    "mass": 1.0
+    "mass": 0.1
   },
   {
     "block": "minecraft:sniffer_egg",
-    "mass": 980.0,
+    "mass": 95.0,
     "friction": 0.1
   },
   {
     "block": "minecraft:suspicious_sand",
-    "mass": 1565.0,
+    "mass": 150.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:suspicious_gravel",
-    "mass": 1685.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/computercraft.json b/common/src/main/resources/data/valkyrienskies/vs_mass/computercraft.json
index 6a794f7b3..673dc0955 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/computercraft.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/computercraft.json
@@ -1,50 +1,50 @@
 [
   {
     "block": "computercraft:computer_advanced",
-    "mass": 15395.0
+    "mass": 1535.0
   },
   {
     "block": "computercraft:turtle_advanced",
-    "mass": 15795.0
+    "mass": 1575.0
   },
   {
     "block": "computercraft:monitor_advanced",
-    "mass": 15245.0
+    "mass": 1525.0
   },
   {
     "block": "computercraft:wireless_modem_advanced",
-    "mass": 15250.0
+    "mass": 1525.0
   },
   {
     "block": "computercraft:computer_normal",
-    "mass": 3150
+    "mass": 315.0
   },
   {
     "block": "computercraft:turtle_normal",
-    "mass": 3600.0
+    "mass": 360.0
   },
   {
     "block": "computercraft:monitor_normal",
-    "mass": 3200.0
+    "mass": 320.0
   },
   {
     "block": "computercraft:wired_modem_full",
-    "mass": 3300.0
+    "mass": 330.0
   },
   {
     "block": "computercraft:cable",
-    "mass": 160.0
+    "mass": 15.0
   },
   {
     "block": "computercraft:printer",
-    "mass": 3150.0
+    "mass": 315.0
   },
   {
     "block": "computercraft:speaker",
-    "mass": 4350.0
+    "mass": 435.0
   },
   {
     "block": "computercraft:disk_drive",
-    "mass": 3300.0
+    "mass": 330.0
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/crafting_stations.json b/common/src/main/resources/data/valkyrienskies/vs_mass/crafting_stations.json
index a3c014bf8..5d17a2f47 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/crafting_stations.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/crafting_stations.json
@@ -1,83 +1,83 @@
 [
   {
     "block": "minecraft:crafting_table",
-    "mass": 800.0,
+    "mass": 80.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:furnace",
-    "mass": 2800.0,
+    "mass": 280.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:blast_furnace",
-    "mass": 3000.0,
+    "mass": 300.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:smoker",
-    "mass": 2800.0,
+    "mass": 280.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:stonecutter",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.5
   },
   {
     "tag": "minecraft:campfires",
-    "mass": 600.0
+    "mass": 60.0
   },
   {
     "block": "minecraft:enchanting_table",
-    "mass": 1600.0
+    "mass": 160.0
   },
   {
     "tag": "minecraft:anvil",
-    "mass": 7000.0,
+    "mass": 700.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:cauldron",
-    "mass": 5400.0,
+    "mass": 540.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:water_cauldron",
-    "mass": 5900.0,
+    "mass": 590.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:brewing_stand",
-    "mass": 800.0
+    "mass": 80.0
   },
   {
     "block": "minecraft:grindstone",
-    "mass": 1500.0,
+    "mass": 150.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:fletching_table",
-    "mass": 900.0,
+    "mass": 90.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:smithing_table",
-    "mass": 1800.0,
+    "mass": 180.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:loom",
-    "mass": 400.0
+    "mass": 40.0
   },
   {
     "block": "minecraft:cartography_table",
-    "mass": 800.0,
+    "mass": 80.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:composter",
-    "mass": 700.0,
+    "mass": 70.0,
     "friction": 0.5
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/ground.json b/common/src/main/resources/data/valkyrienskies/vs_mass/ground.json
index 139a148a2..5212bc2f1 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/ground.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/ground.json
@@ -1,237 +1,237 @@
 [
   {
     "block": "minecraft:dirt",
-    "mass": 1220.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:coarse_dirt",
-    "mass": 1500.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dirt_path",
-    "mass": 1200.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:farmland",
-    "mass": 1220.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:grass",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:clay",
-    "mass": 1700.0,
+    "mass": 150.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:gravel",
-    "mass": 1680.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:mycelium",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "tag": "minecraft:nylium",
-    "mass": 1180.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:podzol",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "tag": "minecraft:sand",
-    "mass": 1560.0,
+    "mass": 150.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:soul_sand",
-    "mass": 1000.0,
+    "mass": 100.0,
     "friction": 0.9
   },
   {
     "block": "minecraft:soul_soil",
-    "mass": 900.0,
+    "mass": 100.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:andesite",
-    "mass": 2770.0,
+    "mass": 275.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:basalt",
-    "mass": 3010.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:smooth_basalt",
-    "mass": 3010.0,
+    "mass": 300.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:blackstone",
-    "mass": 3400.0,
+    "mass": 350.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:cobblestone",
-    "mass": 2480.0,
+    "mass": 250.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:mossy_cobblestone",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:diorite",
-    "mass": 2900.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:end_stone",
-    "mass": 2800.0,
+    "mass": 100.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:glowstone",
-    "mass": 1000.0,
+    "mass": 100.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:granite",
-    "mass": 2700.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:magma_block",
-    "mass": 3200.0,
+    "mass": 300.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:netherrack",
-    "mass": 1100.0,
+    "mass": 100.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:obsidian",
-    "mass": 2350.0,
+    "mass": 500.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:crying_obsidian",
-    "mass": 2350.0,
+    "mass": 500.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stone",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:white_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:orange_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:magenta_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:light_blue_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:yellow_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:lime_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:pink_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:gray_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:light_gray_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cyan_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:purple_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:blue_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:brown_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:green_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:black_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.6
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/masonry.json b/common/src/main/resources/data/valkyrienskies/vs_mass/masonry.json
index a2a151ed6..5ed1d1585 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/masonry.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/masonry.json
@@ -1,837 +1,837 @@
 [
   {
     "block": "minecraft:stone_slab",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cut_red_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cut_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:smooth_stone_slab",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:granite_slab",
-    "mass": 1350.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_granite_slab",
-    "mass": 1350.0,
+    "mass": 125.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:diorite_slab",
-    "mass": 1450.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_diorite_slab",
-    "mass": 1450.0,
+    "mass": 125.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:andesite_slab",
-    "mass": 1385.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_andesite_slab",
-    "mass": 1385.0,
+    "mass": 125.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:cobblestone_slab",
-    "mass": 1240.0,
+    "mass": 125.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:mossy_cobblestone_slab",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:stone_brick_slab",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:mossy_stone_brick_slab",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:brick_slab",
-    "mass": 950.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:end_stone_brick_slab",
-    "mass": 1400.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:nether_brick_slab",
-    "mass": 950.0,
+    "mass": 50.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_nether_brick_slab",
-    "mass": 950.0,
+    "mass": 50.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:sandstone_slab",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cut_sandstone_slab",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:smooth_sandstone_slab",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:red_sandstone_slab",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cut_red_sandstone_slab",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:smooth_red_sandstone_slab",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:quartz_slab",
-    "mass": 1160.0,
+    "mass": 150.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:smooth_quartz_slab",
-    "mass": 1160.0,
+    "mass": 150.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:purpur_slab",
-    "mass": 60.0,
+    "mass": 50.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:prismarine_slab",
-    "mass": 1000.0,
+    "mass": 150.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:prismarine_brick_slab",
-    "mass": 1600.0,
+    "mass": 150.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dark_prismarine_slab",
-    "mass": 1600.0,
+    "mass": 150.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:blackstone_slab",
-    "mass": 1700.0,
+    "mass": 175.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:polished_blackstone_slab",
-    "mass": 1700.0,
+    "mass": 175.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:polished_blackstone_brick_slab",
-    "mass": 1700.0,
+    "mass": 175.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:stone_stairs",
-    "mass": 1950.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:granite_stairs",
-    "mass": 2025.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_granite_stairs",
-    "mass": 2025.0,
+    "mass": 187.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:diorite_stairs",
-    "mass": 2175.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_diorite_stairs",
-    "mass": 2175.0,
+    "mass": 187.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:andesite_stairs",
-    "mass": 2080.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:polished_andesite_stairs",
-    "mass": 2080.0,
+    "mass": 187.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:cobblestone_stairs",
-    "mass": 1860.0,
+    "mass": 187.5,
     "friction": 0.8
   },
   {
     "block": "minecraft:mossy_cobblestone_stairs",
-    "mass": 1950.0,
+    "mass": 187.5,
     "friction": 0.8
   },
   {
     "block": "minecraft:stone_brick_stairs",
-    "mass": 1950.0,
+    "mass": 187.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:mossy_stone_brick_stairs",
-    "mass": 1950.0,
+    "mass": 187.5,
     "friction": 0.3
   },
   {
     "block": "minecraft:brick_stairs",
-    "mass": 1425.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:end_stone_brick_stairs",
-    "mass": 2100.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:nether_brick_stairs",
-    "mass": 1425.0,
+    "mass": 75.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_nether_brick_stairs",
-    "mass": 1425.0,
+    "mass": 75.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:sandstone_stairs",
-    "mass": 1725.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:smooth_sandstone_stairs",
-    "mass": 1725.0,
+    "mass": 187.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:red_sandstone_stairs",
-    "mass": 1725.0,
+    "mass": 187.5,
     "friction": 0.6
   },
   {
     "block": "minecraft:smooth_red_sandstone_stairs",
-    "mass": 1725.0,
+    "mass": 187.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:quartz_stairs",
-    "mass": 1740.0,
+    "mass": 225.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:smooth_quartz_stairs",
-    "mass": 1740.0,
+    "mass": 225.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:purpur_stairs",
-    "mass": 90.0,
+    "mass": 75.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:prismarine_stairs",
-    "mass": 1500.0,
+    "mass": 225.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:prismarine_brick_stairs",
-    "mass": 2400.0,
+    "mass": 225.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dark_prismarine_stairs",
-    "mass": 2400.0,
+    "mass": 225.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:blackstone_stairs",
-    "mass": 2550.0,
+    "mass": 262.5,
     "friction": 0.7
   },
   {
     "block": "minecraft:polished_blackstone_stairs",
-    "mass": 2550.0,
+    "mass": 262.5,
     "friction": 0.5
   },
   {
     "block": "minecraft:polished_blackstone_brick_stairs",
-    "mass": 2550.0,
+    "mass": 262.5,
     "friction": 0.4
   },
   {
     "block": "minecraft:granite_wall",
-    "mass": 1350.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:diorite_wall",
-    "mass": 1450.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:andesite_wall",
-    "mass": 1385.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cobblestone_wall",
-    "mass": 1240.0,
+    "mass": 125.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:mossy_cobblestone_wall",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:stone_brick_wall",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:mossy_stone_brick_wall",
-    "mass": 1300.0,
+    "mass": 125.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:brick_wall",
-    "mass": 950.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:end_stone_brick_wall",
-    "mass": 1400.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:nether_brick_wall",
-    "mass": 950.0,
+    "mass": 75.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_nether_brick_wall",
-    "mass": 950.0,
+    "mass": 75.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:sandstone_wall",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_sandstone_wall",
-    "mass": 1150.0,
+    "mass": 125.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:prismarine_wall",
-    "mass": 1000.0,
+    "mass": 100.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:blackstone_wall",
-    "mass": 1700.0,
+    "mass": 125.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:polished_blackstone_wall",
-    "mass": 1700.0,
+    "mass": 125.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:polished_blackstone_brick_wall",
-    "mass": 1700.0,
+    "mass": 125.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:polished_granite",
-    "mass": 2700.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:polished_diorite",
-    "mass": 2900.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:polished_andesite",
-    "mass": 2770.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:polished_basalt",
-    "mass": 3010.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:polished_blackstone",
-    "mass": 3400.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:polished_blackstone_bricks",
-    "mass": 3400.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:smooth_quartz",
-    "mass": 2320.0,
+    "mass": 300.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:smooth_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:smooth_red_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:smooth_stone",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:cracked_stone_bricks",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:cracked_nether_bricks",
-    "mass": 1900.0,
+    "mass": 100.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:cracked_polished_blackstone_bricks",
-    "mass": 3400.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:chiseled_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:chiseled_stone_bricks",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:chiseled_nether_bricks",
-    "mass": 1900.0,
+    "mass": 100.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:chiseled_quartz_block",
-    "mass": 2320.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:chiseled_red_sandstone",
-    "mass": 2300.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:chiseled_polished_blackstone",
-    "mass": 3400.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:quartz_pillar",
-    "mass": 2320.0,
+    "mass": 300.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:purpur_pillar",
-    "mass": 120.0,
+    "mass": 100.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:purpur_block",
-    "mass": 120.0,
+    "mass": 100.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:quartz_block",
-    "mass": 2320.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:mossy_stone_bricks",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:gilded_blackstone",
-    "mass": 3800.0,
+    "mass": 300.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:nether_brick_fence",
-    "mass": 380.0,
+    "mass": 50.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:bricks",
-    "mass": 1900.0,
+    "mass": 250.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stone_bricks",
-    "mass": 2600.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:nether_bricks",
-    "mass": 1900.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:red_nether_bricks",
-    "mass": 1900.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:end_stone_bricks",
-    "mass": 2800.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:quartz_bricks",
-    "mass": 2320.0,
+    "mass": 300.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:prismarine",
-    "mass": 2000.0,
+    "mass": 300.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:prismarine_bricks",
-    "mass": 3200.0,
+    "mass": 300.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dark_prismarine",
-    "mass": 3200.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:white_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:orange_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:magenta_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:light_blue_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:yellow_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:lime_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:pink_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:gray_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:light_gray_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:cyan_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:purple_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:blue_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:brown_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:green_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:red_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:black_glazed_terracotta",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:white_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:orange_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:magenta_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:light_blue_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:yellow_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:lime_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:pink_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:gray_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:light_gray_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:cyan_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:purple_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:blue_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:brown_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:green_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:red_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:black_concrete_powder",
-    "mass": 2360.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:white_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:orange_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:magenta_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:light_blue_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:yellow_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:lime_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:pink_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:gray_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:light_gray_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:cyan_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:purple_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:blue_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:brown_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:green_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:red_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:black_concrete",
-    "mass": 2360.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:infested_stone",
-    "mass": 2600.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:infested_cobblestone",
-    "mass": 2600.0,
+    "mass": 300.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:infested_stone_bricks",
-    "mass": 2600.0,
+    "mass": 300.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:infested_cracked_stone_bricks",
-    "mass": 2600.0,
+    "mass": 300.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:infested_mossy_stone_bricks",
-    "mass": 2600.0,
+    "mass": 300.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:infested_chiseled_stone_bricks",
-    "mass": 2600.0,
+    "mass": 300.0,
     "friction": 0.6
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/misc.json b/common/src/main/resources/data/valkyrienskies/vs_mass/misc.json
index c964b8257..7c91c380f 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/misc.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/misc.json
@@ -34,92 +34,92 @@
   },
   {
     "block": "minecraft:gold_block",
-    "mass": 19280.0,
+    "mass": 1930.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:iron_block",
-    "mass": 7840.0,
+    "mass": 785.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:diamond_block",
-    "mass": 3520.0,
+    "mass": 300.0,
     "friction": 0.1
   },
   {
     "block": "minecraft:emerald_block",
-    "mass": 2670.0,
+    "mass": 250.0,
     "friction": 0.1
   },
   {
     "block": "minecraft:coal_block",
-    "mass": 1400.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:netherite_block",
-    "mass": 89680.0,
+    "mass": 8968.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:lapis_block",
-    "mass": 2750.0,
+    "mass": 275.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:coal_ore",
-    "mass": 2465.0,
+    "mass": 245.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:diamond_ore",
-    "mass": 2700.0,
+    "mass": 270.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:emerald_ore",
-    "mass": 2605.0,
+    "mass": 260.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:ancient_debris",
-    "mass": 3140.0,
+    "mass": 315.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:iron_ore",
-    "mass": 3180.0,
+    "mass": 315.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:gold_ore",
-    "mass": 4450.0,
+    "mass": 445.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:lapis_ore",
-    "mass": 2700.0,
+    "mass": 270.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:redstone_ore",
-    "mass": 1975.0,
+    "mass": 195.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:nether_quartz_ore",
-    "mass": 1405.0,
+    "mass": 150.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:nether_gold_ore",
-    "mass": 2210.0,
+    "mass": 225.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:bone_block",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
@@ -129,23 +129,23 @@
   },
   {
     "block": "minecraft:hay_block",
-    "mass": 200.0,
+    "mass": 20.0,
     "friction": 0.6,
     "elasticity": 0.3
   },
   {
     "block": "minecraft:carved_pumpkin",
-    "mass": 100.0,
+    "mass": 10.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:jack_o_lantern",
-    "mass": 105.0,
+    "mass": 10.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:beacon",
-    "mass": 930.0,
+    "mass": 400.0,
     "friction": 0.2
   },
   {
@@ -154,39 +154,39 @@
   },
   {
     "block": "minecraft:sponge",
-    "mass": 170.0,
+    "mass": 175.0,
     "friction": 0.6,
     "elasticity": 0.2
   },
   {
     "block": "minecraft:wet_sponge",
-    "mass": 1050.0,
+    "mass": 200.0,
     "friction": 0.3,
     "elasticity": 0.6
   },
   {
     "block": "minecraft:torch",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:wall_torch",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:soul_torch",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:soul_wall_torch",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:lantern",
-    "mass": 25.0
+    "mass": 2.5
   },
   {
     "block": "minecraft:soul_lantern",
-    "mass": 25.0
+    "mass": 2.5
   },
   {
     "block": "minecraft:end_rod",
@@ -195,210 +195,210 @@
   },
   {
     "block": "minecraft:sea_lantern",
-    "mass": 2500.0,
+    "mass": 250.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:white_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:orange_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:magenta_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:light_blue_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:yellow_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:lime_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:pink_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:gray_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:light_gray_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:cyan_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:purple_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:blue_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:brown_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:green_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:red_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:black_stained_glass",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:white_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:orange_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:magenta_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:light_blue_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:yellow_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:lime_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:pink_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:gray_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:light_gray_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:cyan_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:purple_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:blue_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:brown_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:green_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:red_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:black_stained_glass_pane",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "tag": "minecraft:beds",
-    "mass": 125.0,
+    "mass": 25.0,
     "friction": 0.6,
     "elasticity": 0.5
   },
   {
     "tag": "minecraft:carpets",
-    "mass": 20.0,
+    "mass": 2.0,
     "friction": 0.6,
     "elasticity": 0.05
   },
   {
     "tag": "minecraft:wool",
-    "mass": 450.0,
+    "mass": 50.0,
     "friction": 0.6,
     "elasticity": 0.5
   },
   {
     "block": "minecraft:bookshelf",
-    "mass": 650.0,
+    "mass": 150.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:chest",
-    "mass": 400.0,
+    "mass": 100.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:barrel",
-    "mass": 375.0,
+    "mass": 125.0,
     "friction": 0.4
   },
   {
@@ -407,87 +407,87 @@
   },
   {
     "tag": "minecraft:fences",
-    "mass": 40.0
+    "mass": 50.0
   },
   {
     "block": "minecraft:snow",
-    "mass": 25.0,
+    "mass": 2.5,
     "friction": 0.2
   },
   {
     "block": "minecraft:snow_block",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:ice",
-    "mass": 830.0,
+    "mass": 125.0,
     "friction": 0.05
   },
   {
     "block": "minecraft:packed_ice",
-    "mass": 875.0,
+    "mass": 250.0,
     "friction": 0.02
   },
   {
     "block": "minecraft:blue_ice",
-    "mass": 920.0,
+    "mass": 400.0,
     "friction": 0.0
   },
   {
     "block": "minecraft:jukebox",
-    "mass": 800.0,
+    "mass": 80.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:iron_bars",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:chain",
-    "mass": 50.0,
+    "mass": 5.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dragon_egg",
-    "mass": 1400.0,
+    "mass": 500.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:end_portal_frame",
-    "mass": 3000.0,
+    "mass": 300.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:ender_chest",
-    "mass": 800.0,
+    "mass": 100.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:slime_block",
-    "mass": 1100.0,
+    "mass": 200.0,
     "friction": 1.0,
     "elasticity": 1.0
   },
   {
     "block": "minecraft:honey_block",
-    "mass": 1400.0,
+    "mass": 200.0,
     "friction": 1.0
   },
   {
     "block": "minecraft:honeycomb_block",
-    "mass": 900.0,
+    "mass": 150.0,
     "friction": 0.8
   },
   {
     "block": "minecraft:bee_nest",
-    "mass": 400.0,
+    "mass": 150.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:beehive",
-    "mass": 450.0,
+    "mass": 150.0,
     "friction": 0.4
   },
   {
@@ -500,31 +500,31 @@
   },
   {
     "block": "minecraft:dried_kelp_block",
-    "mass": 1000.0,
+    "mass": 100.0,
     "friction": 0.6,
     "elasticity": 0.3
   },
   {
     "tag": "minecraft:signs",
-    "mass": 10.0
+    "mass": 5.0
   },
   {
     "tag": "minecraft:flower_pots",
-    "mass": 30.0
+    "mass": 5.0
   },
   {
     "block": "minecraft:cake",
-    "mass": 700.0,
+    "mass": 5.0,
     "friction": 0.1
   },
   {
     "block": "minecraft:skeleton_skull",
-    "mass": 2.0,
+    "mass": 2.5,
     "friction": 0.2
   },
   {
     "block": "minecraft:wither_skeleton_skull",
-    "mass": 2.0,
+    "mass": 2.5,
     "friction": 0.2
   },
   {
@@ -541,16 +541,16 @@
   },
   {
     "block": "minecraft:dragon_head",
-    "mass": 40.0
+    "mass": 7.5
   },
   {
     "block": "minecraft:skeleton_wall_skull",
-    "mass": 2.0,
+    "mass": 2.5,
     "friction": 0.2
   },
   {
     "block": "minecraft:wither_skeleton_wall_skull",
-    "mass": 2.0,
+    "mass": 2.5,
     "friction": 0.2
   },
   {
@@ -567,25 +567,25 @@
   },
   {
     "block": "minecraft:dragon_wall_head",
-    "mass": 40.0
+    "mass": 7.5
   },
   {
     "block": "minecraft:lodestone",
-    "mass": 4450.0,
+    "mass": 445.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:bell",
-    "mass": 1000.0,
+    "mass": 100.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:respawn_anchor",
-    "mass": 2000.0,
+    "mass": 200.0,
     "friction": 0.7
   },
   {
     "tag": "minecraft:banners",
-    "mass": 30.0
+    "mass": 3.0
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/plants.json b/common/src/main/resources/data/valkyrienskies/vs_mass/plants.json
index 9ae1a5cf2..820e6a091 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/plants.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/plants.json
@@ -5,7 +5,7 @@
   },
   {
     "tag": "minecraft:leaves",
-    "mass": 200.0,
+    "mass": 20.0,
     "elasticity": 0.15
   },
   {
@@ -95,32 +95,32 @@
   },
   {
     "tag": "minecraft:coral_blocks",
-    "mass": 1500.0,
+    "mass": 15.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dead_tube_coral_block",
-    "mass": 1500.0,
+    "mass": 15.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dead_brain_coral_block",
-    "mass": 1500.0,
+    "mass": 15.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dead_bubble_coral_block",
-    "mass": 1500.0,
+    "mass": 15.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dead_fire_coral_block",
-    "mass": 1500.0,
+    "mass": 15.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:dead_horn_coral_block",
-    "mass": 1500.0,
+    "mass": 15.0,
     "friction": 0.7
   },
   {
@@ -209,7 +209,7 @@
   },
   {
     "block": "minecraft:cactus",
-    "mass": 600.0
+    "mass": 60.0
   },
   {
     "block": "minecraft:melon_stem",
@@ -221,7 +221,7 @@
   },
   {
     "block": "minecraft:melon",
-    "mass": 600.0,
+    "mass": 100.0,
     "friction": 0.2
   },
   {
@@ -234,7 +234,7 @@
   },
   {
     "block": "minecraft:pumpkin",
-    "mass": 600.0,
+    "mass": 100.0,
     "friction": 0.3
   },
   {
@@ -279,12 +279,12 @@
   },
   {
     "tag": "minecraft:wart_blocks",
-    "mass": 600.0,
+    "mass": 60.0,
     "elasticity": 0.1
   },
   {
     "block": "minecraft:shroomlight",
-    "mass": 800.0
+    "mass": 80.0
   },
   {
     "block": "minecraft:chorus_plant",
@@ -298,19 +298,19 @@
   },
   {
     "block": "minecraft:brown_mushroom_block",
-    "mass": 400.0,
+    "mass": 40.0,
     "friction": 0.2,
     "elasticity": 0.1
   },
   {
     "block": "minecraft:red_mushroom_block",
-    "mass": 400.0,
+    "mass": 40.0,
     "friction": 0.2,
     "elasticity": 0.1
   },
   {
     "block": "minecraft:mushroom_stem",
-    "mass": 600.0,
+    "mass": 60.0,
     "friction": 0.2,
     "elasticity": 0.1
   },
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/redstone_components.json b/common/src/main/resources/data/valkyrienskies/vs_mass/redstone_components.json
index 65540b04b..e44ff1b7a 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/redstone_components.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/redstone_components.json
@@ -1,51 +1,51 @@
 [
   {
     "block": "minecraft:redstone_wire",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:dispenser",
-    "mass": 2800.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dropper",
-    "mass": 2800.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:note_block",
-    "mass": 1200.0,
+    "mass": 100.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:detector_rail",
-    "mass": 380.0,
+    "mass": 100.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:powered_rail",
-    "mass": 800.0,
+    "mass": 150.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:rail",
-    "mass": 330.0,
+    "mass": 100.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:activator_rail",
-    "mass": 330.0,
+    "mass": 100.0,
     "friction": 0.7
   },
   {
     "block": "minecraft:piston",
-    "mass": 2800.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:sticky_piston",
-    "mass": 2800.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
@@ -60,51 +60,51 @@
   },
   {
     "block": "minecraft:tnt",
-    "mass": 1200.0
+    "mass": 125.0
   },
   {
     "block": "minecraft:lever",
-    "mass": 10.0
+    "mass": 5.0
   },
   {
     "tag": "minecraft:wooden_pressure_plates",
-    "mass": 10.0
+    "mass": 5.0
   },
   {
     "block": "minecraft:stone_pressure_plate",
-    "mass": 130.0
+    "mass": 10.0
   },
   {
     "block": "minecraft:polished_blackstone_pressure_plate",
-    "mass": 170.0
+    "mass": 10.0
   },
   {
     "block": "minecraft:light_weighted_pressure_plate",
-    "mass": 800.0
+    "mass": 50.0
   },
   {
     "block": "minecraft:heavy_weighted_pressure_plate",
-    "mass": 350.0
+    "mass": 100.0
   },
   {
     "block": "minecraft:redstone_torch",
-    "mass": 5.0
+    "mass": 0.5
   },
   {
     "tag": "minecraft:wooden_buttons",
-    "mass": 2.0
+    "mass": 0.25
   },
   {
     "block": "minecraft:stone_button",
-    "mass": 26.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:polished_blackstone_button",
-    "mass": 34.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:tripwire_hook",
-    "mass": 80.0
+    "mass": 0.5
   },
   {
     "block": "minecraft:tripwire",
@@ -112,22 +112,22 @@
   },
   {
     "block": "minecraft:daylight_detector",
-    "mass": 1200.0,
+    "mass": 125.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:redstone_block",
-    "mass": 1350.0,
+    "mass": 250.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:observer",
-    "mass": 2800.0,
+    "mass": 250.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:target",
-    "mass": 200.0,
+    "mass": 100.0,
     "elasticity": 0.3
   },
   {
@@ -136,36 +136,36 @@
   },
   {
     "block": "minecraft:trapped_chest",
-    "mass": 480.0
+    "mass": 150.0
   },
   {
     "block": "minecraft:redstone_lamp",
-    "mass": 1200.0,
+    "mass": 100.0,
     "friction": 0.2
   },
   {
     "block": "minecraft:comparator",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:repeater",
-    "mass": 250.0,
+    "mass": 25.0,
     "friction": 0.3
   },
   {
     "block": "minecraft:hopper",
-    "mass": 3800.0,
+    "mass": 100.0,
     "friction": 0.3
   },
   {
     "tag": "minecraft:shulker_boxes",
-    "mass": 800.0,
+    "mass": 50.0,
     "friction": 0.1
   },
   {
     "tag": "minecraft:fence_gates",
-    "mass": 20.0
+    "mass": 5.0
   },
   {
     "tag": "minecraft:wooden_doors",
@@ -173,16 +173,16 @@
   },
   {
     "block": "minecraft:iron_door",
-    "mass": 1000.0,
+    "mass": 75.0,
     "friction": 0.35
   },
   {
     "tag": "minecraft:wooden_trapdoors",
-    "mass": 25.0
+    "mass": 50.0
   },
   {
     "block": "minecraft:iron_trapdoor",
-    "mass": 1000.0,
+    "mass": 100.0,
     "friction": 0.35
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/steelarmorblocks.json b/common/src/main/resources/data/valkyrienskies/vs_mass/steelarmorblocks.json
index 943ca271b..d1b599284 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/steelarmorblocks.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/steelarmorblocks.json
@@ -1,1486 +1,1486 @@
 [
   {
     "block": "s_a_b:doublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:steelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:hardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:lightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:lightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:steelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:lightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:steelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:lightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:steelarmorstairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelwl",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:armorwl",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:sandbag",
-    "mass": 6240.0
+    "mass": 624.0
   },
   {
     "block": "s_a_b:blacksteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:redsteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:greensteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:bluesteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:cyansteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:brownsteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:graysteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:whitesteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:lightgraysteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:lightbluesteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:magentasteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:yellowsteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:pinksteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:purplesteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:orangesteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:limesteelblock",
-    "mass": 11760.0
+    "mass": 1176.0
   },
   {
     "block": "s_a_b:blackhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:redhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:greenhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:bluehardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:cyanhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:brownhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:grayhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:lightgrayhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:lightbluehardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:magentahardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:yellowhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:pinkhardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:purplehardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:orangehardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:limehardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:whitehardsteelblock",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:blacklightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:redlightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:greenlightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:bluelightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:cyanlightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:brownlightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:graylightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:lightgraylightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:lightbluelightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:magentalightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:yellowlightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:pinklightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:purplelightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:orangelightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:limelightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:whitelightsteelblock",
-    "mass": 3920.0
+    "mass": 392.0
   },
   {
     "block": "s_a_b:blackdoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:reddoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:greendoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:bluedoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:cyandoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:browndoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:graydoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:lightgraydoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:lightbluedoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:magentadoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:yellowdoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:pinkdoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:purpledoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:orangedoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:limedoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:whitedoublesteelblock",
-    "mass": 27440.0
+    "mass": 2744.0
   },
   {
     "block": "s_a_b:blacklightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:redlightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:greenlightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:bluelightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:cyanlightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:brownlightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:graylightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:lightgraylightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:lightbluelightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:magentalightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:yellowlightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:pinklightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:purplelightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:orangelightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:limelightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:whitelightsteelvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:blacksteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:redsteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:greensteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:bluesteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:cyansteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:brownsteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:graysteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:lightgraysteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:lightbluesteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:magentasteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:yellowsteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:pinksteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:purplesteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:orangesteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:limesteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:whitesteelvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:blacklightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:redlightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:greenlightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:bluelightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:cyanlightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:brownlightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:graylightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:lightgraylightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:lightbluelightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:magentalightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:yellowlightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:pinklightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:purplelightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:orangelightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:limelightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:whitelightsteelslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:blacksteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:redsteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:greensteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:bluesteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:cyansteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:brownsteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:graysteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:lightgraysteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:lightbluesteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:magentasteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:yellowsteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:pinksteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:purplesteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:orangesteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:limesteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:whitesteelslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:blacklightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:redlightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:greenlightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:bluelightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:cyanlightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:brownlightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:graylightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:lightgraylightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:lightbluelightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:magentalightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:yellowlightsteelstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:pinklightsteelstairs",
-    "mass": 2940.0
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+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamoforest",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamosnow",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamodesert",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamomesa",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamoswamp",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamojungle",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:hardsteelblockcamotaiga",
-    "mass": 43120.0
+    "mass": 4312.0
   },
   {
     "block": "s_a_b:iightsteelcamoplainsslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamoplainsvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamoplainsstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamoforestslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamoforestvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamoforeststairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamosnowslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamosnowvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamosnowstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamodesertslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamodesertvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamodesertstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamomesaslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamomesavslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamomesastairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamoswampslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamoswampvslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamoswampstairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamojungleslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamojunglevslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamojunglestairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:iightsteelcamotaigaslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamotaigavslab",
-    "mass": 1960.0
+    "mass": 196.0
   },
   {
     "block": "s_a_b:iightsteelcamotaigastairs",
-    "mass": 2940.0
+    "mass": 294.0
   },
   {
     "block": "s_a_b:steelcamoplainsslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamoplainsvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamoplainsstairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamoforestslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamoforestvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamoforeststairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamosnowslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamosnowvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamosnowstairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamodesertslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamodesertvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamodesertstairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamomesaslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamomesavslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamomesastairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamoswampslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamoswampvslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamoswampstairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamojungleslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamojunglevslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamojunglestairs",
-    "mass": 8820.0
+    "mass": 882.0
   },
   {
     "block": "s_a_b:steelcamotaigaslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamotaigavslab",
-    "mass": 5880.0
+    "mass": 588.0
   },
   {
     "block": "s_a_b:steelcamotaigastairs",
-    "mass": 8820.0
+    "mass": 882.0
   }
 ]
diff --git a/common/src/main/resources/data/valkyrienskies/vs_mass/wood.json b/common/src/main/resources/data/valkyrienskies/vs_mass/wood.json
index f1f037988..2c859b451 100644
--- a/common/src/main/resources/data/valkyrienskies/vs_mass/wood.json
+++ b/common/src/main/resources/data/valkyrienskies/vs_mass/wood.json
@@ -1,302 +1,302 @@
 [
   {
     "block": "minecraft:oak_wood",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:oak_log",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_oak_wood",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_oak_log",
-    "mass": 900.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:oak_planks",
-    "mass": 600.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:oak_slab",
-    "mass": 300.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
-    "block": "minecraft:oak_slab",
-    "mass": 450.0,
+    "block": "minecraft:oak_stairs",
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:spruce_wood",
-    "mass": 780.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:spruce_log",
-    "mass": 780.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_spruce_wood",
-    "mass": 780.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_spruce_log",
-    "mass": 780.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:spruce_planks",
-    "mass": 480.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:spruce_slab",
-    "mass": 240.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:spruce_stairs",
-    "mass": 360.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:birch_wood",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:birch_log",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_birch_wood",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_birch_log",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:birch_planks",
-    "mass": 510.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:birch_slab",
-    "mass": 255.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:birch_stairs",
-    "mass": 380.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:jungle_wood",
-    "mass": 850.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:jungle_log",
-    "mass": 850.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_jungle_wood",
-    "mass": 850.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_jungle_log",
-    "mass": 850.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:jungle_planks",
-    "mass": 500.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:jungle_slab",
-    "mass": 250.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:jungle_stairs",
-    "mass": 375.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:acacia_wood",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:acacia_log",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_acacia_wood",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_acacia_log",
-    "mass": 770.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:acacia_planks",
-    "mass": 550.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:acacia_slab",
-    "mass": 275.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:acacia_stairs",
-    "mass": 410.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dark_oak_wood",
-    "mass": 800.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:dark_oak_log",
-    "mass": 800.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_dark_oak_wood",
-    "mass": 800.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_dark_oak_log",
-    "mass": 800.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:dark_oak_planks",
-    "mass": 650.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dark_oak_slab",
-    "mass": 325.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:dark_oak_stairs",
-    "mass": 485.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:warped_hyphae",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:warped_stem",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_warped_hyphae",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_warped_stem",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:warped_planks",
-    "mass": 910.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:warped_slab",
-    "mass": 455.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:warped_stairs",
-    "mass": 680.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:crimson_hyphae",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:crimson_stem",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "block": "minecraft:stripped_crimson_hyphae",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:stripped_crimson_stem",
-    "mass": 980.0,
+    "mass": 400.0,
     "friction": 0.4
   },
   {
     "block": "minecraft:crimson_planks",
-    "mass": 910.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:crimson_slab",
-    "mass": 455.0,
+    "mass": 50.0,
     "friction": 0.5
   },
   {
     "block": "minecraft:crimson_stairs",
-    "mass": 680.0,
+    "mass": 750.0,
     "friction": 0.5
   },
   {
     "tag": "minecraft:logs",
-    "mass": 800.0,
+    "mass": 400.0,
     "friction": 0.6
   },
   {
     "tag": "minecraft:planks",
-    "mass": 700.0,
+    "mass": 100.0,
     "friction": 0.5
   },
   {
     "tag": "minecraft:wooden_stairs",
-    "mass": 525.0,
+    "mass": 75.0,
     "friction": 0.5
   },
   {
     "tag": "minecraft:wooden_slabs",
-    "mass": 350.0,
+    "mass": 50.0,
     "friction": 0.5
   }
 ]