diff --git a/src/main/java/forge/deck/Deck.java b/src/main/java/forge/deck/Deck.java
index 80f61941ae0..cf0a3518e6d 100644
--- a/src/main/java/forge/deck/Deck.java
+++ b/src/main/java/forge/deck/Deck.java
@@ -25,6 +25,8 @@ import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Map.Entry;
+import java.util.Set;
+import java.util.TreeSet;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -32,7 +34,6 @@ import java.util.regex.Pattern;
 import org.apache.commons.lang3.StringUtils;
 
 import com.google.common.base.Function;
-import com.google.common.base.Predicate;
 
 import forge.deck.io.DeckFileHeader;
 import forge.deck.io.DeckSerializer;
@@ -65,7 +66,7 @@ public class Deck extends DeckBase implements Iterable<Entry<DeckSection, CardPo
 
     private final Map<DeckSection, CardPool> parts = new EnumMap<DeckSection, CardPool>(DeckSection.class);
     
-    private final List<String> tags = new ArrayList<String>();
+    private final Set<String> tags = new TreeSet<String>(String.CASE_INSENSITIVE_ORDER);
 
     // gameType is from Constant.GameType, like GameType.Regular
     /**
@@ -123,16 +124,6 @@ public class Deck extends DeckBase implements Iterable<Entry<DeckSection, CardPo
         return p;
     }
 
-    /*
-     * (non-Javadoc)
-     * 
-     * @see forge.item.CardCollectionBase#getCardPool()
-     */
-    @Override
-    public ItemPoolView<CardPrinted> getCardPool() {
-        return this.parts.get(DeckSection.Main);
-    }
-
     /* (non-Javadoc)
      * @see forge.deck.DeckBase#cloneFieldsTo(forge.deck.DeckBase)
      */
@@ -292,7 +283,6 @@ public class Deck extends DeckBase implements Iterable<Entry<DeckSection, CardPo
         if (!this.getTags().isEmpty()) {
             out.add(String.format("%s=%s", DeckFileHeader.TAGS, StringUtils.join(getTags(), DeckFileHeader.TAGS_SEPARATOR)));
         }
-        
 
         for(Entry<DeckSection, CardPool> s : parts.entrySet()) {
             out.add(String.format("[%s]", s.getKey().toString()));
@@ -309,19 +299,6 @@ public class Deck extends DeckBase implements Iterable<Entry<DeckSection, CardPo
         }
     };
     
-    public static final Predicate<Deck> AI_KNOWS_HOW_TO_PLAY_ALL_CARDS = new Predicate<Deck>() {
-        @Override
-        public boolean apply(Deck d) {
-            for(Entry<DeckSection, CardPool> cp: d) {
-                for(Entry<CardPrinted, Integer> e : cp.getValue()) {
-                    if ( e.getKey().getRules().getAiHints().getRemAIDecks() )
-                        return false;
-                }
-            }
-            return true;
-        }
-    };
-
     /* (non-Javadoc)
      * @see java.lang.Iterable#iterator()
      */
@@ -331,9 +308,9 @@ public class Deck extends DeckBase implements Iterable<Entry<DeckSection, CardPo
     }
 
     /**
-     * @return the associated tags, a writable list
+     * @return the associated tags, a writable set
      */
-    public List<String> getTags() {
+    public Set<String> getTags() {
         return tags;
     }
 }
diff --git a/src/main/java/forge/deck/DeckBase.java b/src/main/java/forge/deck/DeckBase.java
index 50d916157bb..86bb846abf2 100644
--- a/src/main/java/forge/deck/DeckBase.java
+++ b/src/main/java/forge/deck/DeckBase.java
@@ -19,9 +19,6 @@ package forge.deck;
 
 import java.io.Serializable;
 
-import forge.item.CardPrinted;
-import forge.item.ItemPoolView;
-
 /**
  * TODO: Write javadoc for this type.
  * 
@@ -77,13 +74,6 @@ public abstract class DeckBase implements Serializable, Comparable<DeckBase> {
         return this.name;
     }
 
-    /**
-     * Gets the card pool.
-     *
-     * @return the card pool
-     */
-    public abstract ItemPoolView<CardPrinted> getCardPool();
-
     /**
      * Sets the comment.
      *
diff --git a/src/main/java/forge/deck/DeckGroup.java b/src/main/java/forge/deck/DeckGroup.java
index a3a2c9787f1..13147718fb3 100644
--- a/src/main/java/forge/deck/DeckGroup.java
+++ b/src/main/java/forge/deck/DeckGroup.java
@@ -20,15 +20,10 @@ package forge.deck;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
-// import java.lang.Double;
 import java.util.List;
 
 import com.google.common.base.Function;
 
-
-import forge.item.CardPrinted;
-import forge.item.ItemPoolView;
-
 /**
  * TODO: Write javadoc for this type.
  * 
@@ -112,14 +107,6 @@ public class DeckGroup extends DeckBase {
         this.aiDecks.add(aiDeck);
     }
 
-    /* (non-Javadoc)
-     * @see forge.deck.DeckBase#getCardPool()
-     */
-    @Override
-    public ItemPoolView<CardPrinted> getCardPool() {
-        return this.getHumanDeck().getMain();
-    }
-
     /**
      * Adds the ai decks.
      *
diff --git a/src/main/java/forge/game/ai/ComputerUtilCard.java b/src/main/java/forge/game/ai/ComputerUtilCard.java
index ad45c964952..8185acb6271 100644
--- a/src/main/java/forge/game/ai/ComputerUtilCard.java
+++ b/src/main/java/forge/game/ai/ComputerUtilCard.java
@@ -22,8 +22,12 @@ import forge.CardUtil;
 import forge.Constant;
 import forge.card.CardType;
 import forge.card.spellability.SpellAbility;
+import forge.deck.CardPool;
+import forge.deck.Deck;
+import forge.deck.DeckSection;
 import forge.game.player.Player;
 import forge.game.zone.ZoneType;
+import forge.item.CardPrinted;
 import forge.util.Aggregates;
 import forge.util.MyRandom;
 
@@ -914,4 +918,17 @@ public class ComputerUtilCard {
         return worstLand;
     } // end getWorstLand
 
+    public static final Predicate<Deck> AI_KNOWS_HOW_TO_PLAY_ALL_CARDS = new Predicate<Deck>() {
+        @Override
+        public boolean apply(Deck d) {
+            for(Entry<DeckSection, CardPool> cp: d) {
+                for(Entry<CardPrinted, Integer> e : cp.getValue()) {
+                    if ( e.getKey().getRules().getAiHints().getRemAIDecks() )
+                        return false;
+                }
+            }
+            return true;
+        }
+    };
+
 }
diff --git a/src/main/java/forge/game/limited/CustomLimited.java b/src/main/java/forge/game/limited/CustomLimited.java
index 0bbf556f974..b89dc2c7863 100644
--- a/src/main/java/forge/game/limited/CustomLimited.java
+++ b/src/main/java/forge/game/limited/CustomLimited.java
@@ -216,7 +216,6 @@ public class CustomLimited extends DeckBase {
      * 
      * @see forge.item.CardCollectionBase#getCardPool()
      */
-    @Override
     public ItemPoolView<CardPrinted> getCardPool() {
         return this.cardPool;
     }