diff --git a/src/com/massivecraft/mcore/store/Coll.java b/src/com/massivecraft/mcore/store/Coll.java
index 71dd9426..b91ed21d 100644
--- a/src/com/massivecraft/mcore/store/Coll.java
+++ b/src/com/massivecraft/mcore/store/Coll.java
@@ -21,6 +21,7 @@ import com.massivecraft.mcore.store.accessor.Accessor;
 import com.massivecraft.mcore.util.Txt;
 import com.massivecraft.mcore.xlib.gson.Gson;
 import com.massivecraft.mcore.xlib.gson.JsonElement;
+import com.massivecraft.mcore.xlib.gson.JsonObject;
 import com.massivecraft.mcore.xlib.gson.JsonSyntaxException;
 
 public class Coll<E> implements CollInterface<E>
@@ -180,6 +181,17 @@ public class Coll<E> implements CollInterface<E>
 		}
 	}
 	
+	// This is used in parallel with the isDefault.
+	// Parallel usage is useful since we can then override isDeafult just like before.
+	public static boolean isCustomDataDefault(Object entity)
+	{
+		if (!(entity instanceof Entity)) return true;
+		JsonObject customData = ((Entity<?>)entity).getCustomData();
+		if (customData == null) return true;
+		if (customData.entrySet().size() == 0) return true;
+		return false;
+	}
+	
 	// -------------------------------------------- //
 	// COPY AND CREATE
 	// -------------------------------------------- //
@@ -196,6 +208,7 @@ public class Coll<E> implements CollInterface<E>
 			Entity eto = (Entity)oto;
 			
 			eto.load(efrom);
+			eto.setCustomData(efrom.getCustomData());
 		}
 		else
 		{
@@ -480,7 +493,7 @@ public class Coll<E> implements CollInterface<E>
 		JsonElement raw = this.getGson().toJsonTree(entity, this.getEntityClass());
 		this.lastRaw.put(id, raw);
 		
-		if (this.isDefault(entity))
+		if (this.isDefault(entity) && isCustomDataDefault(entity))
 		{
 			this.db.getDriver().delete(this, id);
 			this.lastDefault.add(id);
diff --git a/src/com/massivecraft/mcore/store/Entity.java b/src/com/massivecraft/mcore/store/Entity.java
index f805b358..62fb0b7a 100644
--- a/src/com/massivecraft/mcore/store/Entity.java
+++ b/src/com/massivecraft/mcore/store/Entity.java
@@ -4,6 +4,7 @@ import com.massivecraft.mcore.MCore;
 import com.massivecraft.mcore.NaturalOrderComparator;
 import com.massivecraft.mcore.store.accessor.Accessor;
 import com.massivecraft.mcore.xlib.gson.Gson;
+import com.massivecraft.mcore.xlib.gson.JsonObject;
 
 /**
  * Usage of this class is highly optional. You may persist anything. If you are 
@@ -35,6 +36,17 @@ public abstract class Entity<E extends Entity<E>> implements Comparable<E>
 		return coll.getUniverse();
 	}
 	
+	// -------------------------------------------- //
+	// CUSTOM DATA
+	// -------------------------------------------- //
+	// We offer custom data storage for all entities extending this class.
+	// Do you want to use this in your plugin?
+	// Make sure you don't overwrites some other plugins data!
+	
+	private JsonObject customData = null;
+	public JsonObject getCustomData() { return this.customData; }
+	public void setCustomData(JsonObject customData) { this.customData = customData; }
+	
 	// -------------------------------------------- //
 	// ATTACH AND DETACH
 	// -------------------------------------------- //