diff --git a/Mage.Sets/src/mage/cards/b/BoldPlagiarist.java b/Mage.Sets/src/mage/cards/b/BoldPlagiarist.java
new file mode 100644
index 00000000000..d22749c8cec
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/b/BoldPlagiarist.java
@@ -0,0 +1,122 @@
+package mage.cards.b;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.keyword.FlashAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.constants.Zone;
+import mage.counters.CounterType;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+
+import java.util.UUID;
+
+/**
+ * @author Jason Felix
+ */
+public final class BoldPlagiarist extends CardImpl {
+
+    public BoldPlagiarist(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{B}");
+
+        this.subtype.add(SubType.VAMPIRE);
+        this.subtype.add(SubType.ROGUE);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(2);
+
+        // Flash
+        this.addAbility(FlashAbility.getInstance());
+
+        // Whenever an opponent puts one or more counters on a creature they control, they put the same number and kind of counters on Bold Plagiarist.
+        this.addAbility(new BoldPlagiaristTriggeredAbility());
+    }
+
+    private BoldPlagiarist(final BoldPlagiarist card) {
+        super(card);
+    }
+
+    @Override
+    public BoldPlagiarist copy() {
+        return new BoldPlagiarist(this);
+    }
+}
+
+class BoldPlagiaristTriggeredAbility extends TriggeredAbilityImpl {
+
+    BoldPlagiaristTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new BoldPlagiaristEffect());
+    }
+
+    private BoldPlagiaristTriggeredAbility(final BoldPlagiaristTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.COUNTERS_ADDED;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (!game.getOpponents(getControllerId()).contains(event.getPlayerId())) {
+            return false;
+        }
+        Permanent permanent = game.getPermanent(event.getTargetId());
+        if (permanent == null
+                || !permanent.isCreature()
+                || !permanent.isControlledBy(event.getPlayerId())) {
+            return false;
+        }
+        getEffects().setValue("counterType", event.getData());
+        getEffects().setValue("counterAmount", event.getAmount());
+        getEffects().setValue("playerId", event.getPlayerId());
+        return true;
+    }
+
+    @Override
+    public BoldPlagiaristTriggeredAbility copy() {
+        return new BoldPlagiaristTriggeredAbility(this);
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever an opponent puts one or more counters on a creature they control, " +
+                "they put the same number and kind of counters on {this}.";
+    }
+}
+
+class BoldPlagiaristEffect extends OneShotEffect {
+
+    BoldPlagiaristEffect() {
+        super(Outcome.Benefit);
+    }
+
+    private BoldPlagiaristEffect(final BoldPlagiaristEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public BoldPlagiaristEffect copy() {
+        return new BoldPlagiaristEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent permanent = source.getSourcePermanentIfItStillExists(game);
+        CounterType counterType = CounterType.findByName((String) getValue("counterType"));
+        Integer amount = (Integer) getValue("counterAmount");
+        UUID playerId = (UUID) getValue("playerId");
+        return permanent != null
+                && counterType != null
+                && amount != null
+                && playerId != null
+                && permanent.addCounters(counterType.createInstance(amount), playerId, source, game);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/Commander2021Edition.java b/Mage.Sets/src/mage/sets/Commander2021Edition.java
index 5b4b9253786..169fe2f44ef 100644
--- a/Mage.Sets/src/mage/sets/Commander2021Edition.java
+++ b/Mage.Sets/src/mage/sets/Commander2021Edition.java
@@ -49,6 +49,7 @@ public final class Commander2021Edition extends ExpansionSet {
         cards.add(new SetCardInfo("Bloodtracker", 137, Rarity.RARE, mage.cards.b.Bloodtracker.class));
         cards.add(new SetCardInfo("Blossoming Bogbeast", 59, Rarity.RARE, mage.cards.b.BlossomingBogbeast.class));
         cards.add(new SetCardInfo("Bojuka Bog", 281, Rarity.COMMON, mage.cards.b.BojukaBog.class));
+        cards.add(new SetCardInfo("Bold Plagiarist", 37, Rarity.RARE, mage.cards.b.BoldPlagiarist.class));
         cards.add(new SetCardInfo("Boreas Charger", 84, Rarity.RARE, mage.cards.b.BoreasCharger.class));
         cards.add(new SetCardInfo("Boros Charm", 210, Rarity.UNCOMMON, mage.cards.b.BorosCharm.class));
         cards.add(new SetCardInfo("Boros Garrison", 282, Rarity.UNCOMMON, mage.cards.b.BorosGarrison.class));