diff --git a/iclibs/Nukkit-MOT-SNAPSHOT.jar b/iclibs/Nukkit-MOT-SNAPSHOT.jar
index 3168d28d..9a52b16b 100644
Binary files a/iclibs/Nukkit-MOT-SNAPSHOT.jar and b/iclibs/Nukkit-MOT-SNAPSHOT.jar differ
diff --git a/src/main/java/com/reider745/hooks/RuntimeItemsHooks.java b/src/main/java/com/reider745/hooks/RuntimeItemsHooks.java
index 6ed9fe88..6eaf18e2 100644
--- a/src/main/java/com/reider745/hooks/RuntimeItemsHooks.java
+++ b/src/main/java/com/reider745/hooks/RuntimeItemsHooks.java
@@ -13,6 +13,7 @@ import com.reider745.api.hooks.annotation.Hooks;
 import com.reider745.api.hooks.annotation.Inject;
 import com.reider745.block.CustomBlock;
 import com.reider745.item.CustomItem;
+import com.reider745.item.ItemMethod;
 import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
 import it.unimi.dsi.fastutil.objects.Object2IntMap;
 
@@ -63,17 +64,18 @@ public class RuntimeItemsHooks implements HookClass {
         CustomItem.customItems.forEach((name, id) -> {
             paletteBuffer.putString(name);
             paletteBuffer.putLShort(id);
-            paletteBuffer.putBoolean(false); // Component item
+            paletteBuffer.putBoolean(true); // Component item
 
             int fullId = RuntimeItems.getFullId(id, 0);
             int legacyId = id;
             int runtimeId = id;
-            boolean hasData = CustomItem.hasData(id);
+            int damage = ItemMethod.getMaxDamageForId(id, 0);
+            boolean hasData = damage <= 0;
 
             runtimeId2Name.put(runtimeId, name);
             name2RuntimeId.put(name, runtimeId);
 
-            RuntimeItemMapping.LegacyEntry legacyEntry = new RuntimeItemMapping.LegacyEntry(legacyId, hasData, 0);
+            RuntimeItemMapping.LegacyEntry legacyEntry = new RuntimeItemMapping.LegacyEntry(legacyId, hasData, damage);
 
             runtime2Legacy.put(runtimeId, legacyEntry);
             identifier2Legacy.put(name, legacyEntry);
diff --git a/src/main/java/com/reider745/item/CustomItemClass.java b/src/main/java/com/reider745/item/CustomItemClass.java
index bd516ee0..d5d03c5b 100644
--- a/src/main/java/com/reider745/item/CustomItemClass.java
+++ b/src/main/java/com/reider745/item/CustomItemClass.java
@@ -12,7 +12,7 @@ import com.reider745.item.ItemMethod.PropertiesNames;
 import com.zhekasmirnov.innercore.api.NativeCallback;
 import com.zhekasmirnov.innercore.api.runtime.Callback;
 
-public class CustomItemClass extends Item implements ItemDurable {
+public class CustomItemClass extends Item {
     private CustomManager parameters;
     private int max_damage, max_stack;
     private boolean use_no_target;
@@ -32,7 +32,7 @@ public class CustomItemClass extends Item implements ItemDurable {
 
         CompoundTag tag = getOrCreateNamedTag();
 
-      //  tag.putInt("Damage", max_damage);
+        tag.putInt("Damage", max_damage);
 
         CompoundTag components = tag.getCompound("components");
         if(components == null){
diff --git a/src/main/java/com/reider745/item/ItemMethod.java b/src/main/java/com/reider745/item/ItemMethod.java
index 2144ae0b..241a79eb 100644
--- a/src/main/java/com/reider745/item/ItemMethod.java
+++ b/src/main/java/com/reider745/item/ItemMethod.java
@@ -42,8 +42,8 @@ public class ItemMethod {
             return Item.get(id, data).getMaxDurability();
         CustomManager manager = getCustomManager(id);
         if(manager != null)
-            return manager.get(PropertiesNames.MAX_DAMAGE);
-        return 64;
+            return manager.get(PropertiesNames.MAX_DAMAGE, 0);
+        return 0;
     }
 
     public static void setMaxDamage(CustomManager manager, int id){
diff --git a/src/main/java/com/reider745/world/WorldMethod.java b/src/main/java/com/reider745/world/WorldMethod.java
index 39d70387..9b2b1a3e 100644
--- a/src/main/java/com/reider745/world/WorldMethod.java
+++ b/src/main/java/com/reider745/world/WorldMethod.java
@@ -27,6 +27,7 @@ public class WorldMethod {
     }
 
     public static void setGameMode(int mode) {
+        InnerCoreServer.useNotSupport("World.setGameMode");
     }
 
     public static int getDifficulty() {
@@ -38,17 +39,25 @@ public class WorldMethod {
     }
 
     public static double getRainLevel() {
+        Level level = getLevel();
+        if(level != null)
+            return level.isRaining() ? 1 : 0;
         return 0;
     }
 
     public static void setRainLevel(float v) {
+        Level level = getLevel();
+        if(level != null)
+            level.setRaining(true);
     }
 
     public static double getLightningLevel() {
+        InnerCoreServer.useNotSupport("World.setGameMode");
         return 0;
     }
 
     public static void setLightningLevel(float v) {
+        InnerCoreServer.useNotSupport("World.setGameMode");
     }
 
     public static long getSeed() {
diff --git a/src/main/java/com/zhekasmirnov/innercore/api/NativeAPI.java b/src/main/java/com/zhekasmirnov/innercore/api/NativeAPI.java
index fb0fbdf2..f62a541d 100644
--- a/src/main/java/com/zhekasmirnov/innercore/api/NativeAPI.java
+++ b/src/main/java/com/zhekasmirnov/innercore/api/NativeAPI.java
@@ -470,7 +470,7 @@ public class NativeAPI {
         EntityMethod.getRotation(entity, rotation);
     }
 
-    public static /* int */ long getSeed() {
+    public static long getSeed() {
         return WorldMethod.getSeed();
     }
 
@@ -491,7 +491,6 @@ public class NativeAPI {
     }
 
     public static int getUiProfile() {
-        InnerCoreServer.useClientMethod("NativeAPI.getUiProfile()");
         return 0;
     }