diff --git a/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/compile/SetupStep.java b/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/compile/SetupStep.java
index 8010a8ba..a1c6e5ac 100644
--- a/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/compile/SetupStep.java
+++ b/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/compile/SetupStep.java
@@ -8,6 +8,7 @@
 import org.apache.logging.log4j.LogManager;
 import org.scaffoldeditor.scaffold.compile.Compiler.CompileProgressListener;
 import org.scaffoldeditor.scaffold.level.Level;
+import org.scaffoldeditor.scaffold.level.LevelData.GameType;
 import org.scaffoldeditor.scaffold.level.entity.attribute.Attribute;
 import org.scaffoldeditor.scaffold.level.entity.attribute.BooleanAttribute;
 
@@ -30,13 +31,19 @@ public boolean execute(Level level, Path target, Map<String, Attribute<?>> args,
 		if (args.get("cheats") instanceof BooleanAttribute) {
 			cheats = ((BooleanAttribute) args.get("cheats")).getValue();
 		}
-
+		
+		GameType gameType = GameType.ADVENTURE;
+		Object gameTypeAtt = args.get("gameType").getValue();
+		if (gameTypeAtt instanceof GameType) {
+			gameType = (GameType) gameTypeAtt;
+		}
+		
 		// Make world folder
 		target.toFile().mkdir();
 
 		// Compile levelData
 		try {
-			level.levelData().compileFile(target.resolve("level.dat").toFile(), cheats);
+			level.levelData().compileFile(target.resolve("level.dat").toFile(), cheats, gameType);
 		} catch (IOException e) {
 			e.printStackTrace();
 			return false;
diff --git a/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/LevelData.java b/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/LevelData.java
index 6bbbe3c5..ac686c37 100644
--- a/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/LevelData.java
+++ b/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/LevelData.java
@@ -27,6 +27,13 @@ public class LevelData {
 	private CompoundTag data = new CompoundTag();
 	private CompoundTag gamerules = new CompoundTag();
 	
+	public enum GameType {
+		SURVIVAL,
+		CREATIVE,
+		ADVENTURE,
+		SPECTATOR
+	}
+	
 	public LevelData(Level level) {
 		this.level = level;
 		
@@ -105,15 +112,16 @@ public String getGamerule(String name) {
 	/**
 	 * Compile this LevelData into a compound tag.
 	 * @param cheats Should the compiled world have cheats on?
+	 * @param gameType Initial gamemode for the player.
 	 * @return Compiled NBT
 	 */
-	public CompoundTag compile(boolean cheats) throws IOException {
+	public CompoundTag compile(boolean cheats, GameType gameType) throws IOException {
 		AssetManager assetManager = level.getProject().assetManager();
 		
 		NamedTag named = new NBTDeserializer(true).fromStream(assetManager.getAssetAsStream("defaults/default_level.dat"));
 		CompoundTag tag = (CompoundTag) named.getTag();
 		CompoundTag data = tag.getCompoundTag("Data");
-		NBTMerger.mergeCompound(data, data, true, ListMergeMode.REPLACE);
+		NBTMerger.mergeCompound(data, this.data, true, ListMergeMode.REPLACE);
 		
 		// Identify player start
 		Entity start = null;
@@ -133,6 +141,7 @@ public CompoundTag compile(boolean cheats) throws IOException {
 		
 		data.putBoolean("allowCommands", cheats);
 		data.putString("LevelName", level.getPrettyName());
+		data.putInt("GameType", gameType.ordinal());
 		
 		return tag;
 	}
@@ -143,10 +152,11 @@ public CompoundTag compile(boolean cheats) throws IOException {
 	 * Compile level data to nbt file.
 	 * @param file File to save to.
 	 * @param cheats Should cheats be enabled?
+	 * @param gameType Initial gamemode for the player.
 	 * @throws IOException if an I/O error occurs.
 	 */
-	public void compileFile(File file, boolean cheats) throws IOException {
-		CompoundTag compiled = compile(cheats);
+	public void compileFile(File file, boolean cheats, GameType gameType) throws IOException {
+		CompoundTag compiled = compile(cheats, gameType);
 		NBTUtil.write(new NamedTag("", compiled), file);
 	}
 	
diff --git a/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/entity/attribute/EnumAttribute.java b/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/entity/attribute/EnumAttribute.java
index f6821dc5..e6f04c43 100644
--- a/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/entity/attribute/EnumAttribute.java
+++ b/scaffold-core/src/main/java/org/scaffoldeditor/scaffold/level/entity/attribute/EnumAttribute.java
@@ -4,6 +4,7 @@
 import java.util.HashMap;
 import java.util.Map;
 
+import org.scaffoldeditor.scaffold.level.LevelData;
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
 
@@ -61,6 +62,7 @@ public EnumAttribute<?> deserialize(Element element) {
 
 		enumRegistry.put("placeholder", DefaultEnums.PlaceholderEnum.class);
 		enumRegistry.put("direction", DefaultEnums.Direction.class);
+		enumRegistry.put("game_type", LevelData.GameType.class);
 	}
 
 	private T value;