diff --git a/core/assets/characters.png b/core/assets/characters.png
new file mode 100644
index 0000000..8db79d0
Binary files /dev/null and b/core/assets/characters.png differ
diff --git a/core/src/netwerkprog/game/client/MainGame.java b/core/src/netwerkprog/game/client/MainGame.java
index 8f2e484..6ff783d 100644
--- a/core/src/netwerkprog/game/client/MainGame.java
+++ b/core/src/netwerkprog/game/client/MainGame.java
@@ -6,11 +6,21 @@ import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.audio.Music;
 import com.badlogic.gdx.graphics.GL20;
 import com.badlogic.gdx.graphics.OrthographicCamera;
+import com.badlogic.gdx.graphics.Texture;
 import com.badlogic.gdx.graphics.g2d.SpriteBatch;
+
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import netwerkprog.game.client.game.characters.Agent;
+import netwerkprog.game.client.game.characters.Hacker;
+import netwerkprog.game.client.game.characters.abilities.BodySwap;
+import netwerkprog.game.client.game.characters.abilities.Implant;
+import netwerkprog.game.client.game.characters.abilities.Scrambler;
 import netwerkprog.game.client.game.map.Map;
 import netwerkprog.game.client.game.map.MapRenderer;
 import netwerkprog.game.client.game.map.GameInputProcessor;
+import netwerkprog.game.util.game.Character;
 import netwerkprog.game.util.graphics.FrameRate;
+import netwerkprog.game.util.tree.BST;
 
 public class MainGame extends ApplicationAdapter{
     SpriteBatch batch;
@@ -24,6 +34,9 @@ public class MainGame extends ApplicationAdapter{
     private Map map;
     public MapRenderer mapRenderer;
 
+    private BST<Character> tree;
+    public Character testCharacter;
+
 
 
     @Override
@@ -58,6 +71,9 @@ public class MainGame extends ApplicationAdapter{
         camera.viewportWidth = screenWidth / 2;
         camera.viewportHeight = screenHeight / 2;
         camera.update();
+        this.tree = new BST<>();
+        initCharaters();
+//        this.tree.insert(new Hacker(,new BodySwap()));
 
 
 //        playSong();
@@ -66,6 +82,14 @@ public class MainGame extends ApplicationAdapter{
 //        connectToServer();
     }
 
+    private void initCharaters() {
+        Texture texture = new Texture(Gdx.files.internal("core/assets/characters.png"));
+        TextureRegion[][] characters = TextureRegion.split(texture,32,32);
+        this.testCharacter = new Hacker(characters[1][0],new BodySwap("test"));
+        this.tree.insert(testCharacter);
+        this.tree.insert(new Agent(characters[2][0],new Implant("test")));
+    }
+
 
     private void playSong() {
         // play music
@@ -144,5 +168,8 @@ public class MainGame extends ApplicationAdapter{
         return map.getWidth();
     }
 
+    public BST<Character> getTree() {
+        return tree;
+    }
 
 }
diff --git a/core/src/netwerkprog/game/client/game/characters/Agent.java b/core/src/netwerkprog/game/client/game/characters/Agent.java
new file mode 100644
index 0000000..26a32e3
--- /dev/null
+++ b/core/src/netwerkprog/game/client/game/characters/Agent.java
@@ -0,0 +1,12 @@
+package netwerkprog.game.client.game.characters;
+
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import netwerkprog.game.util.game.Ability;
+import netwerkprog.game.util.game.Character;
+import netwerkprog.game.util.game.Faction;
+
+public class Agent extends Character {
+    public Agent(TextureRegion textureRegion, Ability... abilities) {
+        super("Agent", Faction.MEGACORPORATION, textureRegion, abilities);
+    }
+}
diff --git a/core/src/netwerkprog/game/client/game/characters/Hacker.java b/core/src/netwerkprog/game/client/game/characters/Hacker.java
new file mode 100644
index 0000000..66adbad
--- /dev/null
+++ b/core/src/netwerkprog/game/client/game/characters/Hacker.java
@@ -0,0 +1,12 @@
+package netwerkprog.game.client.game.characters;
+
+import com.badlogic.gdx.graphics.g2d.TextureRegion;
+import netwerkprog.game.util.game.Ability;
+import netwerkprog.game.util.game.Character;
+import netwerkprog.game.util.game.Faction;
+
+public class Hacker extends Character {
+    public Hacker(TextureRegion textureRegion, Ability... abilities) {
+        super("Hacker", Faction.HACKER, textureRegion, abilities);
+    }
+}
diff --git a/core/src/netwerkprog/game/client/game/characters/abilities/BodySwap.java b/core/src/netwerkprog/game/client/game/characters/abilities/BodySwap.java
index 97514b0..7244e8a 100644
--- a/core/src/netwerkprog/game/client/game/characters/abilities/BodySwap.java
+++ b/core/src/netwerkprog/game/client/game/characters/abilities/BodySwap.java
@@ -1,4 +1,14 @@
 package netwerkprog.game.client.game.characters.abilities;
 
-public class BodySwap {
+import netwerkprog.game.util.game.Ability;
+
+public class BodySwap extends Ability {
+    public BodySwap(String name) {
+        super(name);
+    }
+
+    @Override
+    public String getCommand() {
+        return null;
+    }
 }
diff --git a/core/src/netwerkprog/game/client/game/characters/abilities/Implant.java b/core/src/netwerkprog/game/client/game/characters/abilities/Implant.java
index 1f86e28..f6d3b39 100644
--- a/core/src/netwerkprog/game/client/game/characters/abilities/Implant.java
+++ b/core/src/netwerkprog/game/client/game/characters/abilities/Implant.java
@@ -1,4 +1,14 @@
 package netwerkprog.game.client.game.characters.abilities;
 
-public class Implant {
+import netwerkprog.game.util.game.Ability;
+
+public class Implant extends Ability {
+    public Implant(String name) {
+        super(name);
+    }
+
+    @Override
+    public String getCommand() {
+        return null;
+    }
 }
diff --git a/core/src/netwerkprog/game/client/game/map/GameInputProcessor.java b/core/src/netwerkprog/game/client/game/map/GameInputProcessor.java
index 061d867..de38be2 100644
--- a/core/src/netwerkprog/game/client/game/map/GameInputProcessor.java
+++ b/core/src/netwerkprog/game/client/game/map/GameInputProcessor.java
@@ -128,6 +128,7 @@ public class GameInputProcessor implements InputProcessor {
                 GameTile gameTile = game.mapRenderer.getGameTiles()[row][col];
                 if (gameTile.contains(touchPoint.x, touchPoint.y)) {
                     System.out.println(gameTile + " row: " + row + ", col: " + col);
+                    gameTile.setCharacter(this.game.testCharacter);
                     //TODO make stuff happen with the tile
                     return true;
                 }
diff --git a/core/src/netwerkprog/game/client/game/map/GameTile.java b/core/src/netwerkprog/game/client/game/map/GameTile.java
index 4797b2a..1c85c0e 100644
--- a/core/src/netwerkprog/game/client/game/map/GameTile.java
+++ b/core/src/netwerkprog/game/client/game/map/GameTile.java
@@ -25,7 +25,7 @@ public class GameTile extends Rectangle {
     }
 
     public boolean containsCharacter() {
-        return character == null;
+        return character != null;
     }
 
     /**
diff --git a/core/src/netwerkprog/game/client/game/map/MapRenderer.java b/core/src/netwerkprog/game/client/game/map/MapRenderer.java
index 30b6a30..d98c07b 100644
--- a/core/src/netwerkprog/game/client/game/map/MapRenderer.java
+++ b/core/src/netwerkprog/game/client/game/map/MapRenderer.java
@@ -97,7 +97,7 @@ public class MapRenderer implements Renderable {
                 GameTile cur = gameTileRow[col];
                 batch.draw(cur.getTextureRegion(), cur.x, cur.y);
                 if (cur.containsCharacter()) {
-                    batch.draw(cur.getCharacter().getTextureRegion(), x, y);
+                    batch.draw(cur.getCharacter().getTextureRegion(), cur.x, cur.y);
                 }
             }
         }
diff --git a/core/src/netwerkprog/game/util/game/Character.java b/core/src/netwerkprog/game/util/game/Character.java
index 807e748..43654d9 100644
--- a/core/src/netwerkprog/game/util/game/Character.java
+++ b/core/src/netwerkprog/game/util/game/Character.java
@@ -6,7 +6,7 @@ import com.badlogic.gdx.graphics.g2d.TextureRegion;
 import java.util.Arrays;
 import java.util.HashSet;
 
-public abstract class Character {
+public abstract class Character implements Comparable<Character> {
     protected String name;
     protected Faction faction;
     protected HashSet<Ability> abilities;
@@ -39,9 +39,18 @@ public abstract class Character {
         return textureRegion;
     }
 
+    public void setTextureRegion(TextureRegion textureRegion) {
+        this.textureRegion = textureRegion;
+    }
+
     public void render(float x, float y) {
         batch.begin();
         batch.draw(this.textureRegion, x, y);
         batch.end();
     }
+
+    @Override
+    public int compareTo(Character o) {
+        return this.name.compareTo(o.name);
+    }
 }
diff --git a/core/src/netwerkprog/game/util/game/Faction.java b/core/src/netwerkprog/game/util/game/Faction.java
index dd347f5..970be94 100644
--- a/core/src/netwerkprog/game/util/game/Faction.java
+++ b/core/src/netwerkprog/game/util/game/Faction.java
@@ -1,4 +1,6 @@
 package netwerkprog.game.util.game;
 
 public enum Faction {
+    HACKER,
+    MEGACORPORATION
 }