diff --git a/res/levels/test.level b/res/levels/test.level
index 1203ecb..cfc2f15 100644
--- a/res/levels/test.level
+++ b/res/levels/test.level
@@ -2,7 +2,9 @@ name:Testlevel \o/
 backgroundMusic:music/ScooterFriendsTurbo8Bit.wav
 background:CloudBackground
 -
-[0-2]
+[0-1]
+spawn:EnemyBoss,1,1,50
+[1-2]
 spawn:StoneOne,2,1,0
 spawn:StoneOne,2,1,10
 spawn:StoneOne,2,1,20
diff --git a/src/de/teamteamteam/spacescooter/entity/enemy/Enemy.java b/src/de/teamteamteam/spacescooter/entity/enemy/Enemy.java
index fad2d2e..cc23a19 100644
--- a/src/de/teamteamteam/spacescooter/entity/enemy/Enemy.java
+++ b/src/de/teamteamteam/spacescooter/entity/enemy/Enemy.java
@@ -2,7 +2,9 @@ package de.teamteamteam.spacescooter.entity.enemy;
 
 import de.teamteamteam.spacescooter.brain.PlayerSession;
 import de.teamteamteam.spacescooter.entity.ShootingEntity;
+import de.teamteamteam.spacescooter.entity.obstacle.Obstacle;
 import de.teamteamteam.spacescooter.entity.shot.Shot;
+import de.teamteamteam.spacescooter.entity.spi.Collidable;
 import de.teamteamteam.spacescooter.sound.SoundSystem;
 import de.teamteamteam.spacescooter.utility.Random;
 /**
@@ -50,6 +52,15 @@ public abstract class Enemy extends ShootingEntity {
 		}
 	}
 	
+	/**
+	 * Enemies are smart enough to dodge Obstacles.
+	 */
+	@Override
+	public void collideWith(Collidable entity) {
+		if(entity instanceof Obstacle) return;
+		super.collideWith(entity);
+	}
+	
 	/**
 	 * Every enemy that dies awards the Player one credit and points.
 	 */
diff --git a/src/de/teamteamteam/spacescooter/entity/enemy/EnemyBoss.java b/src/de/teamteamteam/spacescooter/entity/enemy/EnemyBoss.java
index 1e9d702..b4ea41b 100644
--- a/src/de/teamteamteam/spacescooter/entity/enemy/EnemyBoss.java
+++ b/src/de/teamteamteam/spacescooter/entity/enemy/EnemyBoss.java
@@ -43,14 +43,23 @@ public class EnemyBoss extends Enemy{
 	@Override
 	public void update() {
 		super.update();
-		this.setPosition(GameConfig.windowWidth-65, this.getY()+move);
-		if(this.getY() == 51){
+		//Move into the Screen until it fits on X-Axis
+		if(this.getX() > GameConfig.gameScreenWidth+GameConfig.gameScreenXOffset-this.getWidth()) {
+			this.transpose(-1, 0);
+		}
+		//Move up or down within the GameScreen.
+		this.transpose(0, move);
+		if(this.getY() == GameConfig.gameScreenYOffset){
 			move = 1;
 		}
-		if(this.getY() == 560){
+		if(this.getY() == GameConfig.gameScreenHeight + GameConfig.gameScreenYOffset - this.getHeight()){
 			move = -1;
 		}
-		if(Random.nextInt(1000) < 5) new EnemyBossMinion(730, this.getY());
+		//Randomly spawn minions.
+		if(Random.nextInt(1000) < 5) {
+			new EnemyBossMinion(GameConfig.gameScreenWidth  +GameConfig.gameScreenXOffset - this.getWidth(), this.getY());
+		}
+		//Randomly fire doubleshots.
 		if(Random.nextInt(1000) < 50) {
 			createCustomShot(-10, 3, 8, 5, "images/shots/laser_red.png");
 			createCustomShot(-10, 59, 8, 5, "images/shots/laser_red.png");