diff --git a/Mage.Sets/src/mage/cards/m/MomentumRumbler.java b/Mage.Sets/src/mage/cards/m/MomentumRumbler.java
new file mode 100644
index 0000000000..e8d8087f9f
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/m/MomentumRumbler.java
@@ -0,0 +1,80 @@
+package mage.cards.m;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.AttacksTriggeredAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.decorator.ConditionalInterveningIfTriggeredAbility;
+import mage.abilities.effects.common.continuous.GainAbilitySourceEffect;
+import mage.abilities.effects.common.counter.AddCountersSourceEffect;
+import mage.abilities.keyword.DoubleStrikeAbility;
+import mage.abilities.keyword.FirstStrikeAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.counters.CounterType;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class MomentumRumbler extends CardImpl {
+
+    public MomentumRumbler(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{R}");
+
+        this.subtype.add(SubType.DINOSAUR);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(3);
+
+        // Whenever Momentum Rumbler attacks, if it doesn't have first strike, put a first strike counter on it.
+        this.addAbility(new ConditionalInterveningIfTriggeredAbility(
+                new AttacksTriggeredAbility(new AddCountersSourceEffect(
+                        CounterType.FIRST_STRIKE.createInstance()
+                ), false), MomentumRumblerCondition.FALSE, "Whenever {this} attacks, " +
+                "if it doesn't have first strike, put a first strike counter on it."
+        ));
+
+        // Whenever Momentum Rumbler attacks, if it has first strike, it gains double strike until end of turn.
+        this.addAbility(new ConditionalInterveningIfTriggeredAbility(
+                new AttacksTriggeredAbility(new GainAbilitySourceEffect(
+                        DoubleStrikeAbility.getInstance(), Duration.EndOfTurn
+                ), false), MomentumRumblerCondition.TRUE, "Whenever {this} attacks, " +
+                "if it has first strike, it gains double strike until end of turn."
+        ));
+    }
+
+    private MomentumRumbler(final MomentumRumbler card) {
+        super(card);
+    }
+
+    @Override
+    public MomentumRumbler copy() {
+        return new MomentumRumbler(this);
+    }
+}
+
+enum MomentumRumblerCondition implements Condition {
+    TRUE(true),
+    FALSE(false);
+
+    private final boolean hasAbility;
+
+    MomentumRumblerCondition(boolean hasAbility) {
+        this.hasAbility = hasAbility;
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent permanent = game.getPermanentOrLKIBattlefield(source.getSourceId());
+        if (permanent == null) {
+            return false;
+        }
+        return hasAbility == permanent.getAbilities(game).containsKey(FirstStrikeAbility.getInstance().getId());
+    }
+}
\ No newline at end of file
diff --git a/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java b/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
index ff33978f89..e772875181 100644
--- a/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
+++ b/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
@@ -131,6 +131,7 @@ public final class IkoriaLairOfBehemoths extends ExpansionSet {
         cards.add(new SetCardInfo("Majestic Auricorn", 22, Rarity.UNCOMMON, mage.cards.m.MajesticAuricorn.class));
         cards.add(new SetCardInfo("Migration Path", 164, Rarity.UNCOMMON, mage.cards.m.MigrationPath.class));
         cards.add(new SetCardInfo("Migratory Greathorn", 165, Rarity.COMMON, mage.cards.m.MigratoryGreathorn.class));
+        cards.add(new SetCardInfo("Momentum Rumbler", 126, Rarity.UNCOMMON, mage.cards.m.MomentumRumbler.class));
         cards.add(new SetCardInfo("Mosscoat Goriak", 167, Rarity.COMMON, mage.cards.m.MosscoatGoriak.class));
         cards.add(new SetCardInfo("Mysterious Egg", 3, Rarity.COMMON, mage.cards.m.MysteriousEgg.class));
         cards.add(new SetCardInfo("Mythos of Nethroi", 97, Rarity.RARE, mage.cards.m.MythosOfNethroi.class));
diff --git a/Utils/mtg-cards-data.txt b/Utils/mtg-cards-data.txt
index 35b8eb86f7..da9e83a3fe 100644
--- a/Utils/mtg-cards-data.txt
+++ b/Utils/mtg-cards-data.txt
@@ -37128,7 +37128,7 @@ Forbidden Friendship|Ikoria: Lair of Behemoths|119|C|{1}{R}|Sorcery|||Create a 1
 Frillscare Mentor|Ikoria: Lair of Behemoths|121|U|{2}{R}|Creature - Human Warrior|||When Frillscare Mentor enters the battlefield, put a menace counter on target non-Human creature you control.${2}{R}, {T}: Put a +1/+1 counter on each creature you control with menace.|
 Go for Blood|Ikoria: Lair of Behemoths|122|C|{1}{R}|Sorcery|||Target creature you control fights target creature you don't control.$Cycling {1}|
 Lukka, Coppercoat Outcast|Ikoria: Lair of Behemoths|125|M|{3}{R}{R}|Legendary Planeswalker - Lukka|5|+1: Exile the top three cards of your library. Creature cards exiled this way gain "You may cast this card from exile as long as you control a Lukka planeswalker."$−2: Exile target creature you control, then reveal cards from the top of your library until you reveal a creature card with higher converted mana cost. Put that card onto the battlefield and the rest on the bottom of your library in a random order.$−7: Each creature you control deals damage equal to its power to each opponent.|
-Momenmtum Rumbler|Ikoria: Lair of Behemoths|126|U|{3}{R}|Creature - Dinosaur|3|3|Whenever Momenmtum Rumbler attacks, if it doesn't have first strike, put a first strike counter on it.$Whenever Momenmtum Rumbler attacks, if it has first strike, it gains double strike until end of turn.|
+Momentum Rumbler|Ikoria: Lair of Behemoths|126|U|{3}{R}|Creature - Dinosaur|3|3|Whenever Momentum Rumbler attacks, if it doesn't have first strike, put a first strike counter on it.$Whenever Momentum Rumbler attacks, if it has first strike, it gains double strike until end of turn.|
 Mythos of Vadrok|Ikoria: Lair of Behemoths|127|R|{2}{R}{R}|Sorcery|||Mythos of Vadrok deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers. If {W}{U} was spent to cast this spell, until your next turn, those permanents can't attack or block and their activated abilities can't be activated.|
 Porcuparrot|Ikoria: Lair of Behemoths|128|U|{3}{R}|Creature - Bird Beast|3|4|Mutate {2}{R}${T}: This creature deals X damage to any target, where X is the number of times this creature mutated.|
 Reptillian Reflection|Ikoria: Lair of Behemoths|132|U|{2}{R}|Enchantment|||Whenever you cycle a card, Reptillian Reflection becomes a 5/4 Dinosaur creature with trample and haste in addition to its other types until end of turn.|