diff --git a/Assets/Battle/BattlePlayerControls.cs b/Assets/Battle/BattlePlayerControls.cs
index 8da36d8..6ab904d 100644
--- a/Assets/Battle/BattlePlayerControls.cs
+++ b/Assets/Battle/BattlePlayerControls.cs
@@ -31,9 +31,9 @@ public class BattlePlayerControls : MonoBehaviour
         this.monsterDeck = monsterDeck;
         this.playArea = playArea;
 
-        this.heroHandControls = new HandControls<HeroCard>(this.uiCanvas, this.cardPrefab, HandControlsPosition.Bottom);
+        this.heroHandControls = new HandControls<HeroCard>(this.uiCanvas, this.cardPrefab, HandControlsPosition.Bottom, int.MaxValue);
         this.heroHandControls.OnCardClicked += OnHeroCardClicked;
-        this.monsterHandControls = new HandControls<MonsterCard>(this.uiCanvas, this.cardPrefab, HandControlsPosition.Top);
+        this.monsterHandControls = new HandControls<MonsterCard>(this.uiCanvas, this.cardPrefab, HandControlsPosition.Top, 1);
         this.monsterHandControls.OnCardClicked += OnMonsterCardClicked;
         this.cardsInPlayUIs = new Dictionary<BaseCard, GameObject>();
     }
@@ -51,10 +51,6 @@ public class BattlePlayerControls : MonoBehaviour
         
     }
 
-    private void SetMonsterHand(List<MonsterCard> hand) {
-        // TODO
-    }
-
     private void OnHeroCardClicked(HeroCard card) {
         if (this.singleTargeting == null) {
             if (this.battleController.CanUseHeroCard(card)) {
diff --git a/Assets/Battle/CardsMonsters/VampireFangsMCard.cs b/Assets/Battle/CardsMonsters/VampireFangsMCard.cs
index 184e812..971c848 100644
--- a/Assets/Battle/CardsMonsters/VampireFangsMCard.cs
+++ b/Assets/Battle/CardsMonsters/VampireFangsMCard.cs
@@ -6,7 +6,7 @@ public class VampireFangsMCard : MonsterCard
 {
     public VampireFangsMCard(BattleParticipant owner)
         : base(owner, MCardId.VampireFangs, "VampireFangs", 2, CardType.Attack,
-            "Steals 2 HP from target.") {
+            "Steals 2 HP from target. Target: highest HP hero.") {
     }
 
     public override IEnumerator Use(IBattleEffectApplier effectApplier, MonsterViewpoint monsterViewpoint) {
diff --git a/Assets/Battle/HandControls.cs b/Assets/Battle/HandControls.cs
index d4798bd..fc98668 100644
--- a/Assets/Battle/HandControls.cs
+++ b/Assets/Battle/HandControls.cs
@@ -19,11 +19,14 @@ public class HandControls<BaseCardT> where BaseCardT : BaseCard
     private HandControlsPosition position;
 
     private List<GameObject> cardsInHandUIs;
+    private int insightLevel;
 
-    public HandControls(GameObject uiCanvas, GameObject cardPrefab, HandControlsPosition position) {
+    public HandControls(GameObject uiCanvas, GameObject cardPrefab, HandControlsPosition position,
+            int insightLevel) {
         this.uiCanvas = uiCanvas;
         this.cardPrefab = cardPrefab;
         this.position = position;
+        this.insightLevel = insightLevel;
     }
     
     public void SetHand(List<BaseCardT> hand) {
@@ -39,7 +42,12 @@ public class HandControls<BaseCardT> where BaseCardT : BaseCard
             GameObject cardUI = GameObject.Instantiate(this.cardPrefab, this.uiCanvas.transform);
             this.cardsInHandUIs.Add(cardUI);
             cardUI.transform.position = CalculateHandCardPosition(i, hand.Count);
-            cardUI.GetComponent<CardUI>().Init(card);
+            CardUI cardUIScript = cardUI.GetComponent<CardUI>();
+            if (i < this.insightLevel) {
+                cardUIScript.Init(card);
+            } else {
+                cardUIScript.InitHidden();
+            }
             int cardIndex = i;
             cardUI.GetComponent<Button>().onClick.AddListener(delegate {OnCardClicked(card);});
         }
@@ -56,4 +64,6 @@ public class HandControls<BaseCardT> where BaseCardT : BaseCard
 
         return new Vector3(x, y, 0);
     }
+
+    public int InsightLevel {get => this.insightLevel; set => this.insightLevel = value;}
 }
diff --git a/Assets/Battle/UI/CardUI.cs b/Assets/Battle/UI/CardUI.cs
index 18572e8..b8b16b5 100644
--- a/Assets/Battle/UI/CardUI.cs
+++ b/Assets/Battle/UI/CardUI.cs
@@ -18,6 +18,13 @@ public class CardUI : MonoBehaviour
         this.effectText.text = card.GetEffectText();
     }
 
+    public void InitHidden() {
+        this.nameText.text = "????";
+        this.typeText.text = "????";
+        this.costText.text = "????";
+        this.effectText.text = "????";
+    }
+
     // Start is called before the first frame update
     void Start()
     {