diff --git a/Mage.Sets/src/mage/cards/b/BlotOut.java b/Mage.Sets/src/mage/cards/b/BlotOut.java
new file mode 100644
index 0000000000..bce8097ef9
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/b/BlotOut.java
@@ -0,0 +1,106 @@
+package mage.cards.b;
+
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.Zone;
+import mage.filter.FilterPermanent;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterControlledCreatureOrPlaneswalkerPermanent;
+import mage.filter.predicate.ObjectSourcePlayer;
+import mage.filter.predicate.ObjectSourcePlayerPredicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.TargetPermanent;
+import mage.target.common.TargetOpponent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class BlotOut extends CardImpl {
+
+    public BlotOut(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{2}{B}");
+
+        // Target opponent exiles a creature or planeswalker they control with the greatest mana value among creatures and planeswalkers they control.
+        this.getSpellAbility().addEffect(new BlotOutEffect());
+        this.getSpellAbility().addTarget(new TargetOpponent());
+    }
+
+    private BlotOut(final BlotOut card) {
+        super(card);
+    }
+
+    @Override
+    public BlotOut copy() {
+        return new BlotOut(this);
+    }
+}
+
+class BlotOutEffect extends OneShotEffect {
+
+    private enum BlotOutPredicate implements ObjectSourcePlayerPredicate<Permanent> {
+        instance;
+
+        @Override
+        public boolean apply(ObjectSourcePlayer<Permanent> input, Game game) {
+            return input
+                    .getObject()
+                    .getManaValue()
+                    >= game
+                    .getBattlefield()
+                    .getActivePermanents(
+                            StaticFilters.FILTER_CONTROLLED_PERMANENT_CREATURE_OR_PLANESWALKER,
+                            input.getPlayerId(), input.getSource(), game
+                    )
+                    .stream()
+                    .mapToInt(MageObject::getManaValue)
+                    .max()
+                    .orElse(0);
+        }
+    }
+
+    private static final FilterPermanent filter = new FilterControlledCreatureOrPlaneswalkerPermanent(
+            "creature or planeswalker you control with the greatest mana value"
+    );
+
+    static {
+        filter.add(BlotOutPredicate.instance);
+    }
+
+    BlotOutEffect() {
+        super(Outcome.Benefit);
+        staticText = "target opponent exiles a creature or planeswalker they control with " +
+                "the greatest mana value among creatures and planeswalkers they control";
+    }
+
+    private BlotOutEffect(final BlotOutEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public BlotOutEffect copy() {
+        return new BlotOutEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player opponent = game.getPlayer(getTargetPointer().getFirst(game, source));
+        if (opponent == null || game.getBattlefield().count(
+                StaticFilters.FILTER_CONTROLLED_PERMANENT_CREATURE_OR_PLANESWALKER, opponent.getId(), source, game
+        ) < 1) {
+            return false;
+        }
+        TargetPermanent target = new TargetPermanent(filter);
+        target.setNotTarget(true);
+        opponent.choose(outcome, target, source, game);
+        return opponent.moveCards(game.getCard(target.getFirstTarget()), Zone.EXILED, source, game);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/MarchOfTheMachineTheAftermath.java b/Mage.Sets/src/mage/sets/MarchOfTheMachineTheAftermath.java
index 851d78d6d6..d077a30812 100644
--- a/Mage.Sets/src/mage/sets/MarchOfTheMachineTheAftermath.java
+++ b/Mage.Sets/src/mage/sets/MarchOfTheMachineTheAftermath.java
@@ -23,6 +23,7 @@ public final class MarchOfTheMachineTheAftermath extends ExpansionSet {
 
         cards.add(new SetCardInfo("Arni Metalbrow", 16, Rarity.RARE, mage.cards.a.ArniMetalbrow.class));
         cards.add(new SetCardInfo("Ayara's Oathsworn", 11, Rarity.RARE, mage.cards.a.AyarasOathsworn.class));
+        cards.add(new SetCardInfo("Blot Out", 12, Rarity.UNCOMMON, mage.cards.b.BlotOut.class));
         cards.add(new SetCardInfo("Calix, Guided by Fate", 26, Rarity.MYTHIC, mage.cards.c.CalixGuidedByFate.class));
         cards.add(new SetCardInfo("Campus Renovation", 27, Rarity.UNCOMMON, mage.cards.c.CampusRenovation.class));
         cards.add(new SetCardInfo("Coppercoat Vanguard", 1, Rarity.UNCOMMON, mage.cards.c.CoppercoatVanguard.class));