diff --git a/level/block/block_states.nbt b/level/block/block_states.nbt
index d3ce153..61ce2e7 100644
Binary files a/level/block/block_states.nbt and b/level/block/block_states.nbt differ
diff --git a/level/block/blocks.go b/level/block/blocks.go
index c8816fe..2c17cbe 100644
--- a/level/block/blocks.go
+++ b/level/block/blocks.go
@@ -1155,46 +1155,60 @@ type (
 		Powered Boolean    `nbt:"powered"`
 	}
 	SkeletonSkull struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	SkeletonWallSkull struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	WitherSkeletonSkull struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	WitherSkeletonWallSkull struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	ZombieHead struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	ZombieWallHead struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	PlayerHead struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	PlayerWallHead struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	CreeperHead struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	CreeperWallHead struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	DragonHead struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	DragonWallHead struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	PiglinHead struct {
+		Powered  Boolean `nbt:"powered"`
 		Rotation Integer `nbt:"rotation"`
 	}
 	PiglinWallHead struct {
-		Facing Direction `nbt:"facing"`
+		Facing  Direction `nbt:"facing"`
+		Powered Boolean   `nbt:"powered"`
 	}
 	Anvil struct {
 		Facing Direction `nbt:"facing"`
@@ -1416,8 +1430,10 @@ type (
 		Waterlogged Boolean     `nbt:"waterlogged"`
 	}
 	SlimeBlock struct{}
-	Barrier    struct{}
-	Light      struct {
+	Barrier    struct {
+		Waterlogged Boolean `nbt:"waterlogged"`
+	}
+	Light struct {
 		Level       Integer `nbt:"level"`
 		Waterlogged Boolean `nbt:"waterlogged"`
 	}
diff --git a/level/block/blocks.nbt b/level/block/blocks.nbt
index 9c697bb..6551917 100644
Binary files a/level/block/blocks.nbt and b/level/block/blocks.nbt differ
diff --git a/level/block/generator/GenBlocks.java b/level/block/generator/GenBlocks.java
index 186d42e..8fe69bb 100644
--- a/level/block/generator/GenBlocks.java
+++ b/level/block/generator/GenBlocks.java
@@ -2,9 +2,7 @@ package pers.tnze.gomc.gen;
 
 import com.google.common.collect.ImmutableMap;
 import net.minecraft.SharedConstants;
-import net.minecraft.core.DefaultedRegistry;
 import net.minecraft.core.registries.BuiltInRegistries;
-import net.minecraft.core.registries.Registries;
 import net.minecraft.nbt.*;
 import net.minecraft.resources.ResourceLocation;
 import net.minecraft.server.Bootstrap;
@@ -20,7 +18,6 @@ import java.io.DataOutputStream;
 import java.io.FileOutputStream;
 import java.util.Map;
 import java.util.Objects;
-import java.util.Set;
 import java.util.zip.GZIPOutputStream;
 
 public class GenBlocks {