diff --git a/Mage.Sets/src/mage/cards/o/ObuunMulDayaAncestor.java b/Mage.Sets/src/mage/cards/o/ObuunMulDayaAncestor.java
new file mode 100644
index 0000000000..98624b8633
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/o/ObuunMulDayaAncestor.java
@@ -0,0 +1,115 @@
+package mage.cards.o;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.BeginningOfCombatTriggeredAbility;
+import mage.abilities.common.LandfallAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.BecomesCreatureTargetEffect;
+import mage.abilities.effects.common.counter.AddCountersTargetEffect;
+import mage.abilities.keyword.HasteAbility;
+import mage.abilities.keyword.TrampleAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.counters.CounterType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.game.permanent.token.TokenImpl;
+import mage.target.TargetPermanent;
+import mage.target.common.TargetCreaturePermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ObuunMulDayaAncestor extends CardImpl {
+
+    public ObuunMulDayaAncestor(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{R}{G}{W}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.ELF);
+        this.subtype.add(SubType.SPIRIT);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(3);
+
+        // At the beginning of combat on your turn, up to one target land you control becomes an X/X Elemental creature with trample and haste until end of turn, where X is Obuun's power. It's still a land.
+        Ability ability = new BeginningOfCombatTriggeredAbility(
+                new ObuunMulDayaAncestorEffect(), TargetController.YOU, false
+        );
+        ability.addTarget(new TargetPermanent(
+                0, 1, StaticFilters.FILTER_CONTROLLED_PERMANENT_LAND, false
+        ));
+        this.addAbility(ability);
+
+        // Landfall - Whenever a land enters the battlefield under your control, put a +1/+1 counter on target creature.
+        ability = new LandfallAbility(new AddCountersTargetEffect(CounterType.P1P1.createInstance()));
+        ability.addTarget(new TargetCreaturePermanent());
+        this.addAbility(ability);
+    }
+
+    private ObuunMulDayaAncestor(final ObuunMulDayaAncestor card) {
+        super(card);
+    }
+
+    @Override
+    public ObuunMulDayaAncestor copy() {
+        return new ObuunMulDayaAncestor(this);
+    }
+}
+
+class ObuunMulDayaAncestorEffect extends OneShotEffect {
+
+    ObuunMulDayaAncestorEffect() {
+        super(Outcome.Benefit);
+        staticText = "up to one target land you control becomes an X/X Elemental creature " +
+                "with trample and haste until end of turn, where X is {this}'s power. It's still a land";
+    }
+
+    private ObuunMulDayaAncestorEffect(final ObuunMulDayaAncestorEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public ObuunMulDayaAncestorEffect copy() {
+        return new ObuunMulDayaAncestorEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent permanent = source.getSourcePermanentIfItStillExists(game);
+        if (permanent == null) {
+            return false;
+        }
+        game.addEffect(new BecomesCreatureTargetEffect(
+                new ObuunMulDayaAncestorToken(permanent.getPower().getValue()),
+                false, true, Duration.EndOfTurn
+        ), source);
+        return true;
+    }
+}
+
+class ObuunMulDayaAncestorToken extends TokenImpl {
+
+    ObuunMulDayaAncestorToken(int xValue) {
+        super("", "X/X Elemental creature with trample and haste");
+        this.cardType.add(CardType.CREATURE);
+        this.subtype.add(SubType.ELEMENTAL);
+        this.power = new MageInt(xValue);
+        this.toughness = new MageInt(xValue);
+
+        this.addAbility(TrampleAbility.getInstance());
+        this.addAbility(HasteAbility.getInstance());
+    }
+
+    private ObuunMulDayaAncestorToken(final ObuunMulDayaAncestorToken token) {
+        super(token);
+    }
+
+    public ObuunMulDayaAncestorToken copy() {
+        return new ObuunMulDayaAncestorToken(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/ZendikarRisingCommander.java b/Mage.Sets/src/mage/sets/ZendikarRisingCommander.java
index edbd9b02f4..fc40ec1ee5 100644
--- a/Mage.Sets/src/mage/sets/ZendikarRisingCommander.java
+++ b/Mage.Sets/src/mage/sets/ZendikarRisingCommander.java
@@ -21,5 +21,6 @@ public final class ZendikarRisingCommander extends ExpansionSet {
 
         cards.add(new SetCardInfo("Enigma Thief", 4, Rarity.RARE, mage.cards.e.EnigmaThief.class));
         cards.add(new SetCardInfo("Geode Rager", 6, Rarity.RARE, mage.cards.g.GeodeRager.class));
+        cards.add(new SetCardInfo("Obuun, Mul Daya Ancestor", 2, Rarity.MYTHIC, mage.cards.o.ObuunMulDayaAncestor.class));
     }
 }