diff --git a/Mage.Sets/src/mage/cards/o/OriginOfTheHiddenOnes.java b/Mage.Sets/src/mage/cards/o/OriginOfTheHiddenOnes.java
new file mode 100644
index 00000000000..9bbb6e146dc
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/o/OriginOfTheHiddenOnes.java
@@ -0,0 +1,93 @@
+package mage.cards.o;
+
+import mage.abilities.DelayedTriggeredAbility;
+import mage.abilities.common.SagaAbility;
+import mage.abilities.effects.common.CreateDelayedTriggeredAbilityEffect;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.abilities.effects.common.DamageTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SagaChapter;
+import mage.constants.SubType;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.game.permanent.token.AssassinMenaceToken;
+import mage.target.common.TargetAnyTarget;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class OriginOfTheHiddenOnes extends CardImpl {
+
+    public OriginOfTheHiddenOnes(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{3}{R}");
+
+        this.subtype.add(SubType.SAGA);
+
+        // (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
+        SagaAbility sagaAbility = new SagaAbility(this);
+
+        // I -- Origin of the Hidden Ones deals 4 damage to any target.
+        sagaAbility.addChapterEffect(
+                this, SagaChapter.CHAPTER_I,
+                new DamageTargetEffect(4), new TargetAnyTarget()
+        );
+
+        // II -- Create two 1/1 black Assassin creature tokens with menace.
+        sagaAbility.addChapterEffect(
+                this, SagaChapter.CHAPTER_II,
+                new CreateTokenEffect(new AssassinMenaceToken(), 2)
+        );
+
+        // III -- Whenever an Assassin you control attacks this turn, create a 1/1 black Assassin creature token with menace that's tapped and attacking.
+        sagaAbility.addChapterEffect(
+                this, SagaChapter.CHAPTER_III,
+                new CreateDelayedTriggeredAbilityEffect(new OriginOfTheHiddenOnesTriggeredAbility())
+        );
+        this.addAbility(sagaAbility);
+    }
+
+    private OriginOfTheHiddenOnes(final OriginOfTheHiddenOnes card) {
+        super(card);
+    }
+
+    @Override
+    public OriginOfTheHiddenOnes copy() {
+        return new OriginOfTheHiddenOnes(this);
+    }
+}
+
+class OriginOfTheHiddenOnesTriggeredAbility extends DelayedTriggeredAbility {
+
+    OriginOfTheHiddenOnesTriggeredAbility() {
+        super(new CreateTokenEffect(new AssassinMenaceToken(), 1, true, true), Duration.EndOfTurn, false, false);
+        setTriggerPhrase("Whenever an Assassin you control attacks this turn, ");
+    }
+
+    private OriginOfTheHiddenOnesTriggeredAbility(final OriginOfTheHiddenOnesTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public OriginOfTheHiddenOnesTriggeredAbility copy() {
+        return new OriginOfTheHiddenOnesTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ATTACKER_DECLARED;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        Permanent permanent = game.getPermanent(event.getSourceId());
+        return permanent != null
+                && permanent.isControlledBy(getControllerId())
+                && permanent.hasSubtype(SubType.ASSASSIN, game);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/AssassinsCreed.java b/Mage.Sets/src/mage/sets/AssassinsCreed.java
index 032d0b27b3c..2fec0ed7be5 100644
--- a/Mage.Sets/src/mage/sets/AssassinsCreed.java
+++ b/Mage.Sets/src/mage/sets/AssassinsCreed.java
@@ -36,6 +36,7 @@ public final class AssassinsCreed extends ExpansionSet {
         cards.add(new SetCardInfo("Hidden Blade", 73, Rarity.UNCOMMON, mage.cards.h.HiddenBlade.class));
         cards.add(new SetCardInfo("Murder", 92, Rarity.COMMON, mage.cards.m.Murder.class));
         cards.add(new SetCardInfo("Nurturing Peatland", 114, Rarity.RARE, mage.cards.n.NurturingPeatland.class));
+        cards.add(new SetCardInfo("Origin of the Hidden Ones", 36, Rarity.UNCOMMON, mage.cards.o.OriginOfTheHiddenOnes.class));
         cards.add(new SetCardInfo("Raven Clan War-Axe", 297, Rarity.RARE, mage.cards.r.RavenClanWarAxe.class));
         cards.add(new SetCardInfo("Reconstruct History", 97, Rarity.UNCOMMON, mage.cards.r.ReconstructHistory.class));
         cards.add(new SetCardInfo("Rest in Peace", 83, Rarity.RARE, mage.cards.r.RestInPeace.class));
diff --git a/Mage/src/main/java/mage/game/permanent/token/AssassinMenaceToken.java b/Mage/src/main/java/mage/game/permanent/token/AssassinMenaceToken.java
new file mode 100644
index 00000000000..f480a814d60
--- /dev/null
+++ b/Mage/src/main/java/mage/game/permanent/token/AssassinMenaceToken.java
@@ -0,0 +1,30 @@
+package mage.game.permanent.token;
+
+import mage.MageInt;
+import mage.abilities.keyword.MenaceAbility;
+import mage.constants.CardType;
+import mage.constants.SubType;
+
+/**
+ * @author TheElk801
+ */
+public final class AssassinMenaceToken extends TokenImpl {
+
+    public AssassinMenaceToken() {
+        super("Assassin Token", "1/1 black Assassin creature token menace");
+        cardType.add(CardType.CREATURE);
+        color.setBlack(true);
+        subtype.add(SubType.ASSASSIN);
+        power = new MageInt(1);
+        toughness = new MageInt(1);
+        addAbility(new MenaceAbility(false));
+    }
+
+    private AssassinMenaceToken(final AssassinMenaceToken token) {
+        super(token);
+    }
+
+    public AssassinMenaceToken copy() {
+        return new AssassinMenaceToken(this);
+    }
+}