diff --git a/Mage.Sets/src/mage/cards/s/StreamOfThought.java b/Mage.Sets/src/mage/cards/s/StreamOfThought.java
new file mode 100644
index 0000000000..c2772831fd
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/s/StreamOfThought.java
@@ -0,0 +1,80 @@
+package mage.cards.s;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.PutLibraryIntoGraveTargetEffect;
+import mage.abilities.keyword.ReplicateAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.cards.Cards;
+import mage.cards.CardsImpl;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.TargetPlayer;
+import mage.target.common.TargetCardInYourGraveyard;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class StreamOfThought extends CardImpl {
+
+    public StreamOfThought(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{U}");
+
+        // Target player puts the top four cards of their library into their graveyard. You shuffle up to four cards from your graveyard into your library.
+        this.getSpellAbility().addEffect(new PutLibraryIntoGraveTargetEffect(4));
+        this.getSpellAbility().addEffect(new StreamOfThoughtEffect());
+        this.getSpellAbility().addTarget(new TargetPlayer());
+
+        // Replicate {2}{U}{U}
+        this.addAbility(new ReplicateAbility(this, "{2}{U}{U}"));
+    }
+
+    private StreamOfThought(final StreamOfThought card) {
+        super(card);
+    }
+
+    @Override
+    public StreamOfThought copy() {
+        return new StreamOfThought(this);
+    }
+}
+
+class StreamOfThoughtEffect extends OneShotEffect {
+
+    StreamOfThoughtEffect() {
+        super(Outcome.Benefit);
+        staticText = "You shuffle up to four cards from your graveyard into your library.";
+    }
+
+    private StreamOfThoughtEffect(final StreamOfThoughtEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public StreamOfThoughtEffect copy() {
+        return new StreamOfThoughtEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        TargetCard target = new TargetCardInYourGraveyard(0, 4);
+        target.setNotTarget(true);
+        if (!player.choose(outcome, player.getGraveyard(), target, game)) {
+            return false;
+        }
+        Cards cards = new CardsImpl(target.getTargets());
+        player.putCardsOnTopOfLibrary(cards, game, source, false);
+        player.shuffleLibrary(source, game);
+        return true;
+    }
+}
\ No newline at end of file
diff --git a/Mage.Sets/src/mage/sets/ModernHorizons.java b/Mage.Sets/src/mage/sets/ModernHorizons.java
index 60f97d6f09..cbc5eabb9b 100644
--- a/Mage.Sets/src/mage/sets/ModernHorizons.java
+++ b/Mage.Sets/src/mage/sets/ModernHorizons.java
@@ -43,6 +43,7 @@ public final class ModernHorizons extends ExpansionSet {
         cards.add(new SetCardInfo("Snow-Covered Mountain", 253, Rarity.COMMON, mage.cards.s.SnowCoveredMountain.class));
         cards.add(new SetCardInfo("Snow-Covered Plains", 250, Rarity.COMMON, mage.cards.s.SnowCoveredPlains.class));
         cards.add(new SetCardInfo("Snow-Covered Swamp", 252, Rarity.COMMON, mage.cards.s.SnowCoveredSwamp.class));
+        cards.add(new SetCardInfo("Stream of Thought", 71, Rarity.COMMON, mage.cards.s.StreamOfThought.class));
         cards.add(new SetCardInfo("Venomous Changeling", 114, Rarity.COMMON, mage.cards.v.VenomousChangeling.class));
         cards.add(new SetCardInfo("Wall of One Thousand Cuts", 36, Rarity.COMMON, mage.cards.w.WallOfOneThousandCuts.class));
         cards.add(new SetCardInfo("Wing Shards", 38, Rarity.UNCOMMON, mage.cards.w.WingShards.class));
diff --git a/Utils/keywords.txt b/Utils/keywords.txt
index f32a5b3028..c629ddb422 100644
--- a/Utils/keywords.txt
+++ b/Utils/keywords.txt
@@ -76,6 +76,7 @@ Prowess|new|
 Reach|instance|
 Rebound|new|
 Renown|number|
+Replicate|card, manaString|
 Riot|new|
 Scavenge|cost|
 Shadow|instance|