diff --git a/Assets/Battle/BattleController.cs b/Assets/Battle/BattleController.cs
index 8482387..27e8fc8 100644
--- a/Assets/Battle/BattleController.cs
+++ b/Assets/Battle/BattleController.cs
@@ -20,10 +20,10 @@ public class BattleController : MonoBehaviour
     private GameObject[] monsterSprites;
     private HeroInfoUI[] monsterUIs;
 
+    private bool heroTurn;
     private int energy;
 
     void Awake() {
-        this.energy = this.maxEnergy;
     }
 
     // Start is called before the first frame update
@@ -72,12 +72,26 @@ public class BattleController : MonoBehaviour
         this.battlePlayerControls.OnCardUsed += this.OnCardUsed;
         this.battlePlayerControls.OnTurnPassed += this.OnTurnPassed;
         this.battlePlayerControls.SetHand(5);
+
+        StartHeroTurn();
     }
 
     // Update is called once per frame
     void Update()
     {
-        
+    }
+
+    private void StartHeroTurn() {
+        this.heroTurn = true;
+        this.energy = this.maxEnergy;
+    }
+
+    private void StartEnemyTurn() {
+        this.heroTurn = false;
+
+        heroes[Random.Range(0, 3)].DealDamage(2);
+
+        StartHeroTurn();
     }
 
     public void OnCardUsed(BaseCard card) {
@@ -94,12 +108,14 @@ public class BattleController : MonoBehaviour
     }
 
     public void OnTurnPassed() {
-        Debug.Log("OnTurnPassed");
-        this.energy = this.maxEnergy;
+        if (this.heroTurn) {
+            Debug.Log("OnTurnPassed");
+            StartEnemyTurn();
+        }
     }
 
     public bool CanUseCard(BaseCard card) {
-        return this.energy >= card.GetCost();
+        return this.heroTurn && this.energy >= card.GetCost();
     }
 
     private void PayCardCost(BaseCard card) {