diff --git a/Mage.Sets/src/mage/cards/l/LeylineTyrant.java b/Mage.Sets/src/mage/cards/l/LeylineTyrant.java
new file mode 100644
index 0000000000..629610ff34
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/l/LeylineTyrant.java
@@ -0,0 +1,129 @@
+package mage.cards.l;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.DiesTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.common.delayed.ReflexiveTriggeredAbility;
+import mage.abilities.costs.mana.ManaCosts;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.ContinuousEffectImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.DamageTargetEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.common.TargetAnyTarget;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class LeylineTyrant extends CardImpl {
+
+    public LeylineTyrant(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{R}{R}");
+
+        this.subtype.add(SubType.DRAGON);
+        this.power = new MageInt(4);
+        this.toughness = new MageInt(4);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // You don't lose unspent red mana as steps and phases end.
+        this.addAbility(new SimpleStaticAbility(new LeylineTyrantManaEffect()));
+
+        // When Leyline Tyrant dies, you may pay any amount of {R}. When you do, it deals that much damage to any target.
+        this.addAbility(new DiesTriggeredAbility(new LeylineTyrantDamageEffect()));
+    }
+
+    private LeylineTyrant(final LeylineTyrant card) {
+        super(card);
+    }
+
+    @Override
+    public LeylineTyrant copy() {
+        return new LeylineTyrant(this);
+    }
+}
+
+class LeylineTyrantManaEffect extends ContinuousEffectImpl {
+
+    LeylineTyrantManaEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Detriment);
+        staticText = "You don't lose unspent red mana as steps and phases end";
+    }
+
+    private LeylineTyrantManaEffect(final LeylineTyrantManaEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public LeylineTyrantManaEffect copy() {
+        return new LeylineTyrantManaEffect(this);
+    }
+
+    @Override
+    public boolean apply(Layer layer, SubLayer sublayer, Ability source, Game game) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player != null) {
+            player.getManaPool().addDoNotEmptyManaType(ManaType.RED);
+        }
+        return false;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return false;
+    }
+
+    @Override
+    public boolean hasLayer(Layer layer) {
+        return layer == Layer.RulesEffects;
+    }
+}
+
+class LeylineTyrantDamageEffect extends OneShotEffect {
+
+    LeylineTyrantDamageEffect() {
+        super(Outcome.Benefit);
+        staticText = "you may pay any amount of {R}. When you do, it deals that much damage to any target";
+    }
+
+    private LeylineTyrantDamageEffect(final LeylineTyrantDamageEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public LeylineTyrantDamageEffect copy() {
+        return new LeylineTyrantDamageEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null || player.getManaPool().getRed() == 0) {
+            return false;
+        }
+        int costX = player.announceXMana(
+                0, player.getManaPool().getRed(),
+                "Announce the value for {X}", game, source
+        );
+        ManaCosts cost = new ManaCostsImpl<>("{" + costX + "}");
+        if (!cost.pay(source, game, source.getSourceId(), source.getControllerId(), false, null)) {
+            return false;
+        }
+        ReflexiveTriggeredAbility ability = new ReflexiveTriggeredAbility(
+                new DamageTargetEffect(costX), false,
+                "{this} deals " + costX + " damage to any target"
+        );
+        ability.addTarget(new TargetAnyTarget());
+        game.fireReflexiveTriggeredAbility(ability, source);
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/ZendikarRising.java b/Mage.Sets/src/mage/sets/ZendikarRising.java
index 17e96b9afc..4cb0e35652 100644
--- a/Mage.Sets/src/mage/sets/ZendikarRising.java
+++ b/Mage.Sets/src/mage/sets/ZendikarRising.java
@@ -228,6 +228,7 @@ public final class ZendikarRising extends ExpansionSet {
         cards.add(new SetCardInfo("Kor Celebrant", 22, Rarity.COMMON, mage.cards.k.KorCelebrant.class));
         cards.add(new SetCardInfo("Lavaglide Pathway", 264, Rarity.RARE, mage.cards.l.LavaglidePathway.class));
         cards.add(new SetCardInfo("Legion Angel", 23, Rarity.RARE, mage.cards.l.LegionAngel.class));
+        cards.add(new SetCardInfo("Leyline Tyrant", 147, Rarity.MYTHIC, mage.cards.l.LeylineTyrant.class));
         cards.add(new SetCardInfo("Linvala, Shield of Sea Gate", 226, Rarity.RARE, mage.cards.l.LinvalaShieldOfSeaGate.class));
         cards.add(new SetCardInfo("Living Tempest", 65, Rarity.COMMON, mage.cards.l.LivingTempest.class));
         cards.add(new SetCardInfo("Lotus Cobra", 193, Rarity.RARE, mage.cards.l.LotusCobra.class));