diff --git a/last_snapshot.txt b/last_snapshot.txt
index ded078f..d600d5a 100644
--- a/last_snapshot.txt
+++ b/last_snapshot.txt
@@ -1 +1 @@
-24w11a
\ No newline at end of file
+24w12a
\ No newline at end of file
diff --git a/mappings/diff/mapping-1.20.5to1.20.3.json b/mappings/diff/mapping-1.20.5to1.20.3.json
index dfc6b7d..0a3a40f 100644
--- a/mappings/diff/mapping-1.20.5to1.20.3.json
+++ b/mappings/diff/mapping-1.20.5to1.20.3.json
@@ -92,7 +92,8 @@
     "block.heavy_core.place": "",
     "block.heavy_core.step": "",
     "item.mace.smash_air": "",
-    "item.mace.smash_ground": ""
+    "item.mace.smash_ground": "",
+    "item.mace.smash_ground_heavy": ""
   },
   "entities": {
     "armadillo": "cow",
@@ -131,6 +132,18 @@
     "vault": ""
   },
   "argumenttypes": {
-    "item_slots": "item_slot"
+    "item_slots": "item_slot",
+    "loot_table": "",
+    "loot_predicate": "",
+    "loot_modifier": ""
+  },
+  "data_component_type": {
+    "max_stack_size": "",
+    "max_damage": "",
+    "rarity": "",
+    "hide_tooltip": "",
+    "food": "",
+    "fire_resistant": "",
+    "tool": ""
   }
 }
\ No newline at end of file
diff --git a/mappings/mapping-1.20.5.json b/mappings/mapping-1.20.5.json
index 548aba9..8d89054 100644
--- a/mappings/mapping-1.20.5.json
+++ b/mappings/mapping-1.20.5.json
@@ -26660,18 +26660,8 @@
     "vault[facing=east,vault_state=active]",
     "vault[facing=east,vault_state=unlocking]",
     "vault[facing=east,vault_state=ejecting]",
-    "heavy_core[orientation=down_east]",
-    "heavy_core[orientation=down_north]",
-    "heavy_core[orientation=down_south]",
-    "heavy_core[orientation=down_west]",
-    "heavy_core[orientation=up_east]",
-    "heavy_core[orientation=up_north]",
-    "heavy_core[orientation=up_south]",
-    "heavy_core[orientation=up_west]",
-    "heavy_core[orientation=west_up]",
-    "heavy_core[orientation=east_up]",
-    "heavy_core[orientation=north_up]",
-    "heavy_core[orientation=south_up]"
+    "heavy_core[waterlogged=true]",
+    "heavy_core[waterlogged=false]"
   ],
   "blocks": [
     "air",
@@ -29858,6 +29848,7 @@
     "item.lodestone_compass.lock",
     "item.mace.smash_air",
     "item.mace.smash_ground",
+    "item.mace.smash_ground_heavy",
     "entity.magma_cube.death",
     "entity.magma_cube.hurt",
     "entity.magma_cube.hurt_small",
@@ -30859,6 +30850,9 @@
     "template_mirror",
     "template_rotation",
     "heightmap",
+    "loot_table",
+    "loot_predicate",
+    "loot_modifier",
     "uuid"
   ],
   "enchantments": [
@@ -31143,20 +31137,27 @@
   ],
   "data_component_type": [
     "custom_data",
+    "max_stack_size",
+    "max_damage",
     "damage",
     "unbreakable",
     "custom_name",
     "lore",
+    "rarity",
     "enchantments",
     "can_place_on",
     "can_break",
     "attribute_modifiers",
     "custom_model_data",
     "hide_additional_tooltip",
+    "hide_tooltip",
     "repair_cost",
     "creative_slot_lock",
     "enchantment_glint_override",
     "intangible_projectile",
+    "food",
+    "fire_resistant",
+    "tool",
     "stored_enchantments",
     "dyed_color",
     "map_color",
diff --git a/output/backwards/mappings-1.17to1.16.2.nbt b/output/backwards/mappings-1.17to1.16.2.nbt
index 0be373b..e5f490f 100644
Binary files a/output/backwards/mappings-1.17to1.16.2.nbt and b/output/backwards/mappings-1.17to1.16.2.nbt differ
diff --git a/output/backwards/mappings-1.20.5to1.20.3.nbt b/output/backwards/mappings-1.20.5to1.20.3.nbt
index 182aa90..06882fd 100644
Binary files a/output/backwards/mappings-1.20.5to1.20.3.nbt and b/output/backwards/mappings-1.20.5to1.20.3.nbt differ
diff --git a/output/identifiers-1.20.5.nbt b/output/identifiers-1.20.5.nbt
index 3f1e9f8..41a2b6f 100644
Binary files a/output/identifiers-1.20.5.nbt and b/output/identifiers-1.20.5.nbt differ
diff --git a/output/mappings-1.20.3to1.20.5.nbt b/output/mappings-1.20.3to1.20.5.nbt
index 82b5d62..ae384c6 100644
Binary files a/output/mappings-1.20.3to1.20.5.nbt and b/output/mappings-1.20.3to1.20.5.nbt differ