Create basic Story classes and parameterize monsters in Battle scene

Assets/Battle/BattleParameters.cs

@@ -0,0 +1,24 @@
+public class BattleParameters {
+    private MonsterId[] monsterIds;
+    private MCardId[] mCardIds;
+    private int[] mCardOwnerIndexes;
+
+    public BattleParameters() {
+
+    }
+
+    public void SetMonsters(MonsterId[] monsterIds, MCardId[] mCardIds, int[] mCardOwnerIndexes) {
+        if (mCardIds.Length != mCardOwnerIndexes.Length) {
+            throw new System.ArgumentException(
+                "mCardIds and mCardOwnerIndexes need to have the same length");
+        }
+
+        this.monsterIds = monsterIds;
+        this.mCardIds = mCardIds;
+        this.mCardOwnerIndexes = mCardOwnerIndexes;
+    }
+
+    public MonsterId[] MonsterIds {get => this.monsterIds;}
+    public MCardId[] MCardIds {get => this.mCardIds;}
+    public int[] MCardOwnerIndexes {get => this.mCardOwnerIndexes;}
+}