diff --git a/Mage.Sets/src/mage/cards/h/HeightenedReflexes.java b/Mage.Sets/src/mage/cards/h/HeightenedReflexes.java
new file mode 100644
index 00000000000..7088fe92950
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/h/HeightenedReflexes.java
@@ -0,0 +1,36 @@
+package mage.cards.h;
+
+import mage.abilities.effects.common.continuous.BoostTargetEffect;
+import mage.abilities.effects.common.counter.AddCountersTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.counters.CounterType;
+import mage.target.common.TargetCreaturePermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class HeightenedReflexes extends CardImpl {
+
+    public HeightenedReflexes(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{R}");
+
+        // Target creature gets +1/+0 until end of turn. Put a first strike counter on it.
+        this.getSpellAbility().addEffect(new BoostTargetEffect(1, 0));
+        this.getSpellAbility().addEffect(new AddCountersTargetEffect(CounterType.FIRST_STRIKE.createInstance())
+                .setText("Put a first strike counter on it"));
+        this.getSpellAbility().addTarget(new TargetCreaturePermanent());
+    }
+
+    private HeightenedReflexes(final HeightenedReflexes card) {
+        super(card);
+    }
+
+    @Override
+    public HeightenedReflexes copy() {
+        return new HeightenedReflexes(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java b/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
index 923b13f65da..2fba09cc90b 100644
--- a/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
+++ b/Mage.Sets/src/mage/sets/IkoriaLairOfBehemoths.java
@@ -161,6 +161,7 @@ public final class IkoriaLairOfBehemoths extends ExpansionSet {
         cards.add(new SetCardInfo("Gust of Wind", 54, Rarity.COMMON, mage.cards.g.GustOfWind.class));
         cards.add(new SetCardInfo("Hampering Snare", 55, Rarity.COMMON, mage.cards.h.HamperingSnare.class));
         cards.add(new SetCardInfo("Heartless Act", 91, Rarity.UNCOMMON, mage.cards.h.HeartlessAct.class));
+        cards.add(new SetCardInfo("Heightened Reflexes", 123, Rarity.COMMON, mage.cards.h.HeightenedReflexes.class));
         cards.add(new SetCardInfo("Helica Glider", 15, Rarity.COMMON, mage.cards.h.HelicaGlider.class));
         cards.add(new SetCardInfo("Honey Mammoth", 158, Rarity.COMMON, mage.cards.h.HoneyMammoth.class));
         cards.add(new SetCardInfo("Hornbash Mentor", 159, Rarity.UNCOMMON, mage.cards.h.HornbashMentor.class));