diff --git a/Mage.Sets/src/mage/cards/r/RunAfoul.java b/Mage.Sets/src/mage/cards/r/RunAfoul.java
new file mode 100644
index 00000000000..db304c47c40
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/r/RunAfoul.java
@@ -0,0 +1,41 @@
+package mage.cards.r;
+
+import java.util.UUID;
+
+import mage.abilities.effects.common.SacrificeEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
+import mage.target.common.TargetOpponent;
+
+/**
+ * @author arcox
+ */
+public final class RunAfoul extends CardImpl {
+
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature with flying");
+
+    static {
+        filter.add(new AbilityPredicate(FlyingAbility.class));
+    }
+
+    public RunAfoul(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{G}");
+
+        // Target opponent sacrifices a creature with flying.
+        this.getSpellAbility().addEffect(new SacrificeEffect(filter, 1, "Target opponent"));
+        this.getSpellAbility().addTarget(new TargetOpponent());
+    }
+
+    public RunAfoul(final RunAfoul card) {
+        super(card);
+    }
+
+    @Override
+    public RunAfoul copy() {
+        return new RunAfoul(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/CoreSet2021.java b/Mage.Sets/src/mage/sets/CoreSet2021.java
index c69e99a7dca..15cf5c49fb0 100644
--- a/Mage.Sets/src/mage/sets/CoreSet2021.java
+++ b/Mage.Sets/src/mage/sets/CoreSet2021.java
@@ -204,6 +204,7 @@ public final class CoreSet2021 extends ExpansionSet {
         cards.add(new SetCardInfo("Roaming Ghostlight", 65, Rarity.COMMON, mage.cards.r.RoamingGhostlight.class));
         cards.add(new SetCardInfo("Rousing Read", 67, Rarity.COMMON, mage.cards.r.RousingRead.class));
         cards.add(new SetCardInfo("Rugged Highlands", 249, Rarity.COMMON, mage.cards.r.RuggedHighlands.class));
+        cards.add(new SetCardInfo("Run Afoul", 201, Rarity.COMMON, mage.cards.r.RunAfoul.class));
         cards.add(new SetCardInfo("Runed Halo", 32, Rarity.RARE, mage.cards.r.RunedHalo.class));
         cards.add(new SetCardInfo("Sabertooth Mauler", 202, Rarity.COMMON, mage.cards.s.SabertoothMauler.class));
         cards.add(new SetCardInfo("Sanctum of Calm Waters", 68, Rarity.UNCOMMON, mage.cards.s.SanctumOfCalmWaters.class));