diff --git a/Mage.Sets/src/mage/cards/s/SeaHag.java b/Mage.Sets/src/mage/cards/s/SeaHag.java
new file mode 100644
index 00000000000..7439374043f
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/s/SeaHag.java
@@ -0,0 +1,51 @@
+package mage.cards.s;
+
+import mage.MageInt;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.effects.common.combat.CantBeBlockedTargetEffect;
+import mage.abilities.effects.common.continuous.BoostAllEffect;
+import mage.abilities.effects.common.continuous.BoostTargetEffect;
+import mage.cards.AdventureCard;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.filter.StaticFilters;
+import mage.target.common.TargetCreaturePermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class SeaHag extends AdventureCard {
+
+    public SeaHag(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, new CardType[]{CardType.INSTANT}, "{4}{U}", "Aquatic Ingress", "{2}{U}");
+
+        this.subtype.add(SubType.HAG);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(5);
+
+        // When Sea Hag enters the battlefield, creatures your opponents control get -4/-0 until end of turn.
+        this.addAbility(new EntersBattlefieldTriggeredAbility(new BoostAllEffect(
+                -4, 0, Duration.EndOfTurn,
+                StaticFilters.FILTER_OPPONENTS_PERMANENT_CREATURES, false
+        )));
+
+        // Aquatic Ingress
+        // Up to two target creatures each get +1/+0 until end of turn and can't be blocked this turn.
+        this.getSpellCard().getSpellAbility().addEffect(new BoostTargetEffect(1, 0));
+        this.getSpellCard().getSpellAbility().addEffect(new CantBeBlockedTargetEffect().setText("and can't be blocked this turn"));
+        this.getSpellCard().getSpellAbility().addTarget(new TargetCreaturePermanent(0, 2));
+    }
+
+    private SeaHag(final SeaHag card) {
+        super(card);
+    }
+
+    @Override
+    public SeaHag copy() {
+        return new SeaHag(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/CommanderLegendsBattleForBaldursGate.java b/Mage.Sets/src/mage/sets/CommanderLegendsBattleForBaldursGate.java
index a81ea60445e..597b93a3293 100644
--- a/Mage.Sets/src/mage/sets/CommanderLegendsBattleForBaldursGate.java
+++ b/Mage.Sets/src/mage/sets/CommanderLegendsBattleForBaldursGate.java
@@ -51,6 +51,7 @@ public final class CommanderLegendsBattleForBaldursGate extends ExpansionSet {
         cards.add(new SetCardInfo("Raised by Giants", 250, Rarity.RARE, mage.cards.r.RaisedByGiants.class));
         cards.add(new SetCardInfo("Reflecting Pool", 358, Rarity.RARE, mage.cards.r.ReflectingPool.class));
         cards.add(new SetCardInfo("Roving Harper", 40, Rarity.COMMON, mage.cards.r.RovingHarper.class));
+        cards.add(new SetCardInfo("Sea Hag", 95, Rarity.COMMON, mage.cards.s.SeaHag.class));
         cards.add(new SetCardInfo("Sea of Clouds", 360, Rarity.RARE, mage.cards.s.SeaOfClouds.class));
         cards.add(new SetCardInfo("Sky Diamond", 337, Rarity.COMMON, mage.cards.s.SkyDiamond.class));
         cards.add(new SetCardInfo("Spire Garden", 361, Rarity.RARE, mage.cards.s.SpireGarden.class));