diff --git a/forge-game/src/main/java/forge/game/card/CardFactoryUtil.java b/forge-game/src/main/java/forge/game/card/CardFactoryUtil.java
index d8dfbfa04bb..674b7144116 100644
--- a/forge-game/src/main/java/forge/game/card/CardFactoryUtil.java
+++ b/forge-game/src/main/java/forge/game/card/CardFactoryUtil.java
@@ -421,7 +421,7 @@ public class CardFactoryUtil {
 
     /**
      * <p>
-     * getMostProminentCreatureType.
+     * getMostProminentCreatureTypeSize.
      * </p>
      *
      * @param list
@@ -457,6 +457,49 @@ public class CardFactoryUtil {
         return max + allCreatureType;
     }
 
+    /**
+     * <p>
+     * getMostProminentCreatureType.
+     * </p>
+     *
+     * @param list
+     *            a {@link forge.game.card.CardCollection} object.
+     * @return a string.
+     */
+    public static String[] getMostProminentCreatureType(final CardCollectionView list) {
+        if (list.isEmpty()) {
+            return null;
+        }
+
+        final Map<String, Integer> map = Maps.newHashMap();
+        for (final Card c : list) {
+            // Remove Duplicated types
+            final Set<String> creatureTypes = c.getType().getCreatureTypes();
+            for (String creatureType : creatureTypes) {
+                Integer count = map.get(creatureType);
+                map.put(creatureType, count == null ? 1 : count + 1);
+            }
+        }
+
+        int max = 0;
+        for (final Entry<String, Integer> entry : map.entrySet()) {
+            if (max < entry.getValue()) {
+                max = entry.getValue();
+            }
+        }
+        if (max == 0) {
+            return null;
+        }
+        StringBuilder sb = new StringBuilder();
+        for (final Entry<String, Integer> entry : map.entrySet()) {
+            if (max == entry.getValue()) {
+                sb.append(entry.getKey()).append(",");
+            }
+        }
+
+        return sb.toString().split(",");
+    }
+
     /**
      * <p>
      * sharedKeywords.
diff --git a/forge-game/src/main/java/forge/game/card/CardProperty.java b/forge-game/src/main/java/forge/game/card/CardProperty.java
index 68d6929a1ae..e71521d81a2 100644
--- a/forge-game/src/main/java/forge/game/card/CardProperty.java
+++ b/forge-game/src/main/java/forge/game/card/CardProperty.java
@@ -365,7 +365,7 @@ public class CardProperty {
                 return false;
             }
         } else if (property.equals("CanBeSacrificedBy") && spellAbility instanceof SpellAbility) {
-            if (!card.canBeSacrificedBy((SpellAbility)spellAbility)) {
+            if (!card.canBeSacrificedBy((SpellAbility) spellAbility)) {
                 return false;
             }
         } else if (property.startsWith("AttachedBy")) {
@@ -720,6 +720,16 @@ public class CardProperty {
                     }
                 }
             }
+        } else if (property.startsWith("MostProminentCreatureTypeInLibrary")) {
+            final CardCollectionView list = sourceController.getCardsIn(ZoneType.Library);
+            String[] type = CardFactoryUtil.getMostProminentCreatureType(list);
+            if (type != null); {
+                for (String s : type) {
+                    if (!card.getType().hasCreatureType(s)) {
+                        return false;
+                    }
+                }
+            }
         } else if (property.startsWith("sharesCreatureTypeWith")) {
             if (property.equals("sharesCreatureTypeWith")) {
                 if (!card.sharesCreatureTypeWith(source)) {
diff --git a/forge-gui/res/cardsfolder/upcoming/faceless_agent.txt b/forge-gui/res/cardsfolder/upcoming/faceless_agent.txt
new file mode 100644
index 00000000000..3bdb71b7fe1
--- /dev/null
+++ b/forge-gui/res/cardsfolder/upcoming/faceless_agent.txt
@@ -0,0 +1,8 @@
+Name:Faceless Agent
+ManaCost:3
+Types:Creature Shapeshifter
+PT:2/1
+K:Changeling
+T:Mode$ ChangesZone | Origin$ Any | Destination$ Battlefield | ValidCard$ Card.Self | Execute$ TrigSeek | TriggerDescription$ When CARDNAME enters the battlefield, seek a creature card of the most prevalent creature type in your library.
+SVar:TrigSeek:DB$ ChangeZone | Origin$ Library | Destination$ Hand | AtRandom$ True | NoShuffle$ True | Mandatory$ True | NoLooking$ True | NoReveal$ True | ChangeType$ Card.Creature+MostProminentCreatureTypeInLibrary | ChangeNum$ 1
+Oracle:Changeling\nWhen Faceless Agent enters the battlefield, seek a creature card of the most prevalent creature type in your library.
diff --git a/forge-gui/res/cardsfolder/upcoming/manor_guardian.txt b/forge-gui/res/cardsfolder/upcoming/manor_guardian.txt
new file mode 100644
index 00000000000..551bb20251d
--- /dev/null
+++ b/forge-gui/res/cardsfolder/upcoming/manor_guardian.txt
@@ -0,0 +1,7 @@
+Name:Manor Guardian
+ManaCost:2 B
+Types:Creature Demon
+PT:4/3
+T:Mode$ ChangesZone | Origin$ Battlefield | Destination$ Graveyard | ValidCard$ Card.Self | Execute$ TrigSeek | TriggerDescription$ When CARDNAME dies, each player seeks a nonland card with mana value 2 or less.
+SVar:TrigSeek:DB$ ChangeZone | Origin$ Library | Destination$ Hand | AtRandom$ True | NoShuffle$ True | Mandatory$ True | NoLooking$ True | NoReveal$ True | ChangeType$ Card.nonLand+cmcLE2 | ChangeNum$ 1 | DefinedPlayer$ Player
+Oracle:When Manor Guardian dies, each player seeks a nonland card with mana value 2 or less.