diff --git a/Mage.Sets/src/mage/cards/c/CrestingMosasaurus.java b/Mage.Sets/src/mage/cards/c/CrestingMosasaurus.java
new file mode 100644
index 00000000000..de67c6a2bb9
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/c/CrestingMosasaurus.java
@@ -0,0 +1,55 @@
+package mage.cards.c;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.condition.common.CastFromEverywhereSourceCondition;
+import mage.abilities.decorator.ConditionalInterveningIfTriggeredAbility;
+import mage.abilities.effects.common.ReturnToHandFromBattlefieldAllEffect;
+import mage.abilities.keyword.EmergeAbility;
+import mage.constants.SubType;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.Predicates;
+
+/**
+ *
+ * @author jimga150
+ */
+public final class CrestingMosasaurus extends CardImpl {
+
+    private static final FilterPermanent filter = new FilterCreaturePermanent("non-Dinosaur creature");
+
+    static {
+        filter.add(Predicates.not(SubType.DINOSAUR.getPredicate()));
+    }
+
+    public CrestingMosasaurus(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{6}{U}{U}");
+        
+        this.subtype.add(SubType.DINOSAUR);
+        this.power = new MageInt(4);
+        this.toughness = new MageInt(8);
+
+        // Emerge {6}{U}
+        this.addAbility(new EmergeAbility(this, "{6}{U}"));
+
+        // When Cresting Mosasaurus enters the battlefield, if you cast it, return each non-Dinosaur creature to its owner's hand.
+        this.addAbility(new ConditionalInterveningIfTriggeredAbility(
+                new EntersBattlefieldTriggeredAbility(new ReturnToHandFromBattlefieldAllEffect(filter), false),
+                CastFromEverywhereSourceCondition.instance,
+                "When {this} enters the battlefield, if you cast it, return each non-Dinosaur creature to its owner's hand."));
+    }
+
+    private CrestingMosasaurus(final CrestingMosasaurus card) {
+        super(card);
+    }
+
+    @Override
+    public CrestingMosasaurus copy() {
+        return new CrestingMosasaurus(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/JurassicWorldCollection.java b/Mage.Sets/src/mage/sets/JurassicWorldCollection.java
index f3ab88c1dc4..cc8a0e03277 100644
--- a/Mage.Sets/src/mage/sets/JurassicWorldCollection.java
+++ b/Mage.Sets/src/mage/sets/JurassicWorldCollection.java
@@ -22,6 +22,7 @@ public final class JurassicWorldCollection extends ExpansionSet {
 
         cards.add(new SetCardInfo("Command Tower", 26, Rarity.COMMON, mage.cards.c.CommandTower.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Command Tower", "26b", Rarity.COMMON, mage.cards.c.CommandTower.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Cresting Mosasaurus", 2, Rarity.RARE, mage.cards.c.CrestingMosasaurus.class));
         cards.add(new SetCardInfo("Dino DNA", 20, Rarity.RARE, mage.cards.d.DinoDNA.class));
         cards.add(new SetCardInfo("Don't Move", 1, Rarity.RARE, mage.cards.d.DontMove.class));
         cards.add(new SetCardInfo("Ellie and Alan, Paleontologists", 10, Rarity.RARE, mage.cards.e.EllieAndAlanPaleontologists.class));