Implement acquiring cards. Thunderstorm acquires Lightning Strikes.

Assets/Battle/Effects/AcquireCardsEffect.cs

@@ -0,0 +1,24 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class AcquireCardsEffect : IBattleEffect
+{
+    private CardId[] cardIds;
+    private BattleZone zone;
+    private BattleParticipant participant;
+
+    public AcquireCardsEffect(CardId[] cardIds, BattleZone zone, BattleParticipant participant) {
+        this.cardIds = cardIds;
+        this.zone = zone;
+        this.participant = participant;
+    }
+
+    public void Apply(IBattleEffectResolver resolver) {
+        if (this.participant.IsHero()) {
+            resolver.AcquireHeroCards(this.cardIds, this.zone, (BattleHero) this.participant);
+        } else {
+            throw new System.NotImplementedException();
+        }
+    }
+}

Assets/Battle/Effects/AcquireCardsEffect.cs.meta

@@ -0,0 +1,11 @@
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+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData: 
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+  assetBundleVariant: 

Assets/Battle/Effects/IncreaseMaxEnergyEffect.cs

@@ -10,7 +10,7 @@ public class IncreaseMaxEnergyEffect : IBattleEffect
         this.delta = delta;
     }
 
-    public void Apply(IBattleEffectResolver bc) {
-        bc.IncreaseMaxEnergy(this.delta);
+    public void Apply(IBattleEffectResolver resolver) {
+        resolver.IncreaseHeroMaxEnergy(this.delta);
     }
 }