diff --git a/Mage.Sets/src/mage/cards/h/HeraldOfSlaanesh.java b/Mage.Sets/src/mage/cards/h/HeraldOfSlaanesh.java
new file mode 100644
index 00000000000..d2bec6ddf9e
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/h/HeraldOfSlaanesh.java
@@ -0,0 +1,56 @@
+package mage.cards.h;
+
+import mage.MageInt;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.continuous.GainAbilityControlledEffect;
+import mage.abilities.effects.common.cost.SpellsCostReductionControllerEffect;
+import mage.abilities.keyword.HasteAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.filter.FilterCard;
+import mage.filter.FilterPermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class HeraldOfSlaanesh extends CardImpl {
+
+    private static final FilterCard filter = new FilterCard("Demon spells");
+    private static final FilterPermanent filter2 = new FilterPermanent(SubType.DEMON, "Demons");
+
+    static {
+        filter.add(SubType.DEMON.getPredicate());
+    }
+
+    public HeraldOfSlaanesh(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{R}");
+
+        this.subtype.add(SubType.DEMON);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(2);
+
+        // Locus of Slaanesh -- Demon spells you cast cost {2} less to cast.
+        this.addAbility(new SimpleStaticAbility(
+                new SpellsCostReductionControllerEffect(filter, 2)
+        ).withFlavorWord("Locus of Slaanesh"));
+
+        // Other Demons you control have haste.
+        this.addAbility(new SimpleStaticAbility(new GainAbilityControlledEffect(
+                HasteAbility.getInstance(), Duration.WhileOnBattlefield, filter2, true
+        )));
+    }
+
+    private HeraldOfSlaanesh(final HeraldOfSlaanesh card) {
+        super(card);
+    }
+
+    @Override
+    public HeraldOfSlaanesh copy() {
+        return new HeraldOfSlaanesh(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/Warhammer40000.java b/Mage.Sets/src/mage/sets/Warhammer40000.java
index c61b06936ef..2cc9c2c5fad 100644
--- a/Mage.Sets/src/mage/sets/Warhammer40000.java
+++ b/Mage.Sets/src/mage/sets/Warhammer40000.java
@@ -63,6 +63,7 @@ public final class Warhammer40000 extends ExpansionSet {
         cards.add(new SetCardInfo("Game Trail", 282, Rarity.RARE, mage.cards.g.GameTrail.class));
         cards.add(new SetCardInfo("Hardened Scales", 215, Rarity.RARE, mage.cards.h.HardenedScales.class));
         cards.add(new SetCardInfo("Harrow", 216, Rarity.COMMON, mage.cards.h.Harrow.class));
+        cards.add(new SetCardInfo("Herald of Slaanesh", 77, Rarity.UNCOMMON, mage.cards.h.HeraldOfSlaanesh.class));
         cards.add(new SetCardInfo("Herald's Horn", 241, Rarity.UNCOMMON, mage.cards.h.HeraldsHorn.class));
         cards.add(new SetCardInfo("Heralds of Tzeentch", 23, Rarity.UNCOMMON, mage.cards.h.HeraldsOfTzeentch.class));
         cards.add(new SetCardInfo("Hormagaunt Horde", 93, Rarity.RARE, mage.cards.h.HormagauntHorde.class));