diff --git a/Mage.Sets/src/mage/cards/l/LegionLeadership.java b/Mage.Sets/src/mage/cards/l/LegionLeadership.java
new file mode 100644
index 00000000000..1db457ca864
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/l/LegionLeadership.java
@@ -0,0 +1,96 @@
+package mage.cards.l;
+
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTappedAbility;
+import mage.abilities.effects.ContinuousEffect;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.continuous.BoostTargetEffect;
+import mage.abilities.effects.common.continuous.GainAbilityTargetEffect;
+import mage.abilities.keyword.FirstStrikeAbility;
+import mage.abilities.mana.RedManaAbility;
+import mage.abilities.mana.WhiteManaAbility;
+import mage.cards.CardSetInfo;
+import mage.cards.ModalDoubleFacedCard;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.target.common.TargetCreaturePermanent;
+import mage.target.targetpointer.FixedTarget;
+
+import java.util.UUID;
+
+/**
+ * @author Susucr
+ */
+public final class LegionLeadership extends ModalDoubleFacedCard {
+
+    public LegionLeadership(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, new SubType[]{}, "{1}{R/W}",
+                "Legion Stronghold", new CardType[]{CardType.LAND}, new SubType[]{}, ""
+        );
+
+        // 1.
+        // Legion Leadership
+        // Instant
+
+        // Until end of turn, double target creature's power and it gains first strike.
+        this.getLeftHalfCard().getSpellAbility().addTarget(new TargetCreaturePermanent());
+        this.getLeftHalfCard().getSpellAbility().addEffect(new LegionLeadershipTargetEffect());
+        this.getLeftHalfCard().getSpellAbility().addEffect(
+                new GainAbilityTargetEffect(FirstStrikeAbility.getInstance(), Duration.EndOfTurn)
+                        .setText("and it gains first strike")
+        );
+
+        // 2.
+        // Legion Stronghold
+        // Land
+
+        // Legion Stronghold enters the battlefield tapped.
+        this.getRightHalfCard().addAbility(new EntersBattlefieldTappedAbility());
+
+        // {T}: Add {R} or {W}.
+        this.getRightHalfCard().addAbility(new RedManaAbility());
+        this.getRightHalfCard().addAbility(new WhiteManaAbility());
+    }
+
+    private LegionLeadership(final LegionLeadership card) {
+        super(card);
+    }
+
+    @Override
+    public LegionLeadership copy() {
+        return new LegionLeadership(this);
+    }
+}
+
+class LegionLeadershipTargetEffect extends OneShotEffect {
+
+    LegionLeadershipTargetEffect() {
+        super(Outcome.Benefit);
+        staticText = "Until end of turn, double target creature's power";
+    }
+
+    private LegionLeadershipTargetEffect(final LegionLeadershipTargetEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public LegionLeadershipTargetEffect copy() {
+        return new LegionLeadershipTargetEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent permanent = game.getPermanent(source.getFirstTarget());
+        if (permanent == null) {
+            return false;
+        }
+        ContinuousEffect boost = new BoostTargetEffect(permanent.getPower().getValue(), 0, Duration.EndOfTurn)
+                .setTargetPointer(new FixedTarget(permanent, game));
+        game.addEffect(boost, source);
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/ModernHorizons3.java b/Mage.Sets/src/mage/sets/ModernHorizons3.java
index 80c1f51d0f2..2936731332e 100644
--- a/Mage.Sets/src/mage/sets/ModernHorizons3.java
+++ b/Mage.Sets/src/mage/sets/ModernHorizons3.java
@@ -65,6 +65,7 @@ public final class ModernHorizons3 extends ExpansionSet {
         cards.add(new SetCardInfo("Kozilek's Unsealing", 65, Rarity.UNCOMMON, mage.cards.k.KozileksUnsealing.class));
         cards.add(new SetCardInfo("Kudo, King Among Bears", 192, Rarity.RARE, mage.cards.k.KudoKingAmongBears.class));
         cards.add(new SetCardInfo("Laelia, the Blade Reforged", 281, Rarity.RARE, mage.cards.l.LaeliaTheBladeReforged.class));
+        cards.add(new SetCardInfo("Legion Leadership", 255, Rarity.UNCOMMON, mage.cards.l.LegionLeadership.class));
         cards.add(new SetCardInfo("Marionette Apprentice", 100, Rarity.UNCOMMON, mage.cards.m.MarionetteApprentice.class));
         cards.add(new SetCardInfo("Meltdown", 282, Rarity.UNCOMMON, mage.cards.m.Meltdown.class));
         cards.add(new SetCardInfo("Mogg Mob", 127, Rarity.UNCOMMON, mage.cards.m.MoggMob.class));