diff --git a/Assets/Battle/BattleController.cs b/Assets/Battle/BattleController.cs
index 461be0f..a7c461f 100644
--- a/Assets/Battle/BattleController.cs
+++ b/Assets/Battle/BattleController.cs
@@ -1,5 +1,6 @@
 using System.Collections;
 using System.Collections.Generic;
+using System.Linq;
 using UnityEngine;
 
 public class BattleController : MonoBehaviour, IBattleEffectApplier, IBattleEffectResolver, MonsterViewpoint
@@ -7,6 +8,8 @@ public class BattleController : MonoBehaviour, IBattleEffectApplier, IBattleEffe
     public HeroId[] heroIds;
     public MonsterId[] monsterIds;
     public CardId[] cardIds;
+    public MCardId[] mCardIds;
+    public int[] mCardOwnerIndexes;
     
     public HeroInfoUI heroUIPrefab;
     public GameObject uiCanvas;
@@ -15,6 +18,7 @@ public class BattleController : MonoBehaviour, IBattleEffectApplier, IBattleEffe
     private HeroCardDatabase heroCardDatabase;
     private MonsterCardDatabase monsterCardDatabase;
     private BattleDeck<HeroCard> heroDeck;
+    private BattleDeck<MonsterCard> monsterDeck;
     private PlayArea playArea;
 
     public BattleHero[] heroes;
@@ -77,7 +81,19 @@ public class BattleController : MonoBehaviour, IBattleEffectApplier, IBattleEffe
         for (int i = 0; i < this.cardIds.Length; i++) {
             cardOwners[i] = FindHeroByClass(HeroCardDatabase.GetHeroIdOfCard(this.cardIds[i]));
         }
-        this.heroDeck = new BattleDeck<HeroCard>(this.heroCardDatabase, this.cardIds, cardOwners);
+        this.heroDeck = new BattleDeck<HeroCard>(
+            this.heroCardDatabase, this.cardIds.Cast<int>().ToArray(), cardOwners);
+
+        BattleParticipant[] mCardOwners = new BattleParticipant[this.mCardIds.Length];
+        if (this.mCardIds.Length != this.mCardOwnerIndexes.Length) {
+            throw new System.ArgumentException(
+                "mCardIds and mCardOwnerIndexes need to have the same length");
+        }
+        for (int i = 0; i < this.mCardIds.Length; i++) {
+            mCardOwners[i] = this.monsters[this.mCardOwnerIndexes[i]];
+        }
+        this.monsterDeck = new BattleDeck<MonsterCard>(
+            this.monsterCardDatabase, this.mCardIds.Cast<int>().ToArray(), mCardOwners);
 
         this.playArea = new PlayArea();
 
diff --git a/Assets/Battle/BattleDeck.cs b/Assets/Battle/BattleDeck.cs
index 1fc005f..3282d6a 100644
--- a/Assets/Battle/BattleDeck.cs
+++ b/Assets/Battle/BattleDeck.cs
@@ -17,13 +17,13 @@ public class BattleDeck<BaseCardT> where BaseCardT : BaseCard
     private List<BaseCardT> handPile;
     private List<BaseCardT> discardPile;
 
-    public BattleDeck(CardDatabase<BaseCardT> cardDatabase, CardId[] cardIds, BattleParticipant[] cardOwners) {
+    public BattleDeck(CardDatabase<BaseCardT> cardDatabase, int[] cardIds, BattleParticipant[] cardOwners) {
         this.drawPile = new List<BaseCardT>();
         this.handPile = new List<BaseCardT>();
         this.discardPile = new List<BaseCardT>();
 
         for (int i = 0; i < cardIds.Length; i++) {
-            BaseCardT newCard = cardDatabase.CreateCard((int) cardIds[i], cardOwners[i]);
+            BaseCardT newCard = cardDatabase.CreateCard(cardIds[i], cardOwners[i]);
             this.drawPile.Add(newCard);
         }
         this.drawPile.Shuffle();
diff --git a/Assets/Battle/BattleScene.unity b/Assets/Battle/BattleScene.unity
index 4648982..cff30c0 100644
--- a/Assets/Battle/BattleScene.unity
+++ b/Assets/Battle/BattleScene.unity
@@ -305,7 +305,9 @@ MonoBehaviour:
   m_EditorClassIdentifier: 
   heroIds: 010000000000000002000000
   monsterIds: 000000000100000000000000
-  cardIds: 00000000000000000000000000000000000000000100000001000000010000000100000002000000
+  cardIds: 00000000000000000000000000000000010000000100000001000000030000000300000004000000
+  mCardIds: 00000000000000000000000000000000000000000000000000000000000000000000000000000000
+  mCardOwnerIndexes: 00000000000000000000000000000000000000000200000002000000020000000200000002000000
   heroUIPrefab: {fileID: 6641511084601005557, guid: ef1b469b45cedee418e4c4adf577cd00,
     type: 3}
   uiCanvas: {fileID: 35522588}