diff --git a/src/saland/GameRegion.cpp b/src/saland/GameRegion.cpp
index 37a42c2..778cb66 100644
--- a/src/saland/GameRegion.cpp
+++ b/src/saland/GameRegion.cpp
@@ -289,6 +289,24 @@ static std::string RegionChooseMapTemplate(int region_x, int region_y) {
 	return loadMap;
 }
 
+void GameRegion::InitCommon() {
+	placeables.clear();
+	physicsBox.reset(new b2World(b2Vec2(0.0f, 0.0f)));
+	world.managed_bodies.clear();
+
+	liqudHandler["water"].blockingLayer = world.blockingLayer;
+	liqudHandler["water"].blockingLayer_overlay_1 = world.blockingLayer_overlay_1;
+	liqudHandler["water"].setupTiles(16);
+	liqudHandler["lava"].blockingLayer = world.blockingLayer;
+	liqudHandler["lava"].blockingLayer_overlay_1 = world.blockingLayer_overlay_1;
+	liqudHandler["lava"].setupTiles(16);
+
+}
+
+void GameRegion::InitDungeon(const std::string& dungeonName, const std::string& dungeonType, bool forceResetWorld) {
+	InitCommon();
+	world.init(physicsBox, "maps/"+dungeonName+".tmx");
+}
 
 
 void GameRegion::Init(int x, int y, const std::string& worldName, bool forceResetWorld) {
@@ -301,19 +319,10 @@ void GameRegion::Init(int x, int y, const std::string& worldName, bool forceRese
 		loadMap = RegionChooseMapTemplate(region_x, region_y);
 		newRegion = true;
 	}
-	b2Vec2 gravity(0.0f, 0.0f);
-	placeables.clear();
-	physicsBox.reset(new b2World(gravity));
-	world.managed_bodies.clear();
-	world.init(physicsBox, loadMap);
-	ScanPrefabs("prefabs01");
-
-	liqudHandler["water"].blockingLayer = world.blockingLayer;
-	liqudHandler["water"].blockingLayer_overlay_1 = world.blockingLayer_overlay_1;
-	liqudHandler["lava"].blockingLayer = world.blockingLayer;
-	liqudHandler["lava"].blockingLayer_overlay_1 = world.blockingLayer_overlay_1;
-	liqudHandler["lava"].setupTiles(16);
 
+	InitCommon();
+	ScanPrefabs("prefabs01");
+	world.init(physicsBox, loadMap);
 
 
 	const std::vector<sago::tiled::TileObjectGroup>& object_groups = world.tm.object_groups;
diff --git a/src/saland/GameRegion.hpp b/src/saland/GameRegion.hpp
index 4af6e18..47ba584 100644
--- a/src/saland/GameRegion.hpp
+++ b/src/saland/GameRegion.hpp
@@ -43,6 +43,7 @@ class GameRegion {
 public:
 	GameRegion();
 	void Init(int x, int y, const std::string& worldName, bool forceResetWorld);
+	void InitDungeon(const std::string& dungeonName, const std::string& dungeonType, bool forceResetWorld);
 	std::vector<std::shared_ptr<Placeable> > placeables;
 	std::shared_ptr<b2World> physicsBox;
 	void SaveRegion();
@@ -67,6 +68,7 @@ class GameRegion {
 	int region_x = 0;
 	int region_y = 0;
 	std::string mapFileName = "maps/sample1.tmx";
+	void InitCommon();
 };
 
 #endif /* GAMEREGION_HPP */