diff --git a/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set12/wraith/Card12_171.java b/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set12/wraith/Card12_171.java
new file mode 100644
index 000000000..33ea7c0af
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+++ b/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set12/wraith/Card12_171.java
@@ -0,0 +1,62 @@
+package com.gempukku.lotro.cards.set12.wraith;
+
+import com.gempukku.lotro.cards.AbstractAttachable;
+import com.gempukku.lotro.cards.PlayConditions;
+import com.gempukku.lotro.cards.effects.choose.ChooseAndAssignCharacterToMinionEffect;
+import com.gempukku.lotro.cards.modifiers.VitalityModifier;
+import com.gempukku.lotro.cards.modifiers.conditions.LocationCondition;
+import com.gempukku.lotro.common.*;
+import com.gempukku.lotro.filters.Filters;
+import com.gempukku.lotro.game.PhysicalCard;
+import com.gempukku.lotro.game.state.LotroGame;
+import com.gempukku.lotro.logic.actions.ActivateCardAction;
+import com.gempukku.lotro.logic.modifiers.KeywordModifier;
+import com.gempukku.lotro.logic.modifiers.Modifier;
+import com.gempukku.lotro.logic.timing.Action;
+
+import java.util.Collections;
+import java.util.LinkedList;
+import java.util.List;
+
+/**
+ * Set: Black Rider
+ * Side: Shadow
+ * Culture: Wraith
+ * Twilight Cost: 2
+ * Type: Possession • Mount
+ * Vitality: +1
+ * Game Text: Bearer must be a Nazgul. While bearer is at a battleground or forest site, he is fierce. Assignment: Make
+ * the Free Peoples player assign bearer to an unbound companion bearing a [WRAITH] condition.
+ */
+public class Card12_171 extends AbstractAttachable {
+    public Card12_171() {
+        super(Side.SHADOW, CardType.POSSESSION, 2, Culture.WRAITH, PossessionClass.MOUNT, "Shadowy Mount");
+    }
+
+    @Override
+    protected Filterable getValidTargetFilter(String playerId, LotroGame game, PhysicalCard self) {
+        return Race.NAZGUL;
+    }
+
+    @Override
+    public List<? extends Modifier> getAlwaysOnModifiers(LotroGame game, PhysicalCard self) {
+        List<Modifier> modifiers = new LinkedList<Modifier>();
+        modifiers.add(
+                new VitalityModifier(self, Filters.hasAttached(self), 1));
+        modifiers.add(
+                new KeywordModifier(self, Filters.hasAttached(self), new LocationCondition(Filters.or(Keyword.BATTLEGROUND, Keyword.FOREST)), Keyword.FIERCE, 1));
+        return modifiers;
+    }
+
+    @Override
+    protected List<? extends Action> getExtraPhaseActions(String playerId, LotroGame game, PhysicalCard self) {
+        if (PlayConditions.canUseShadowCardDuringPhase(game, Phase.ASSIGNMENT, self, 0)
+                && PlayConditions.canBeAssignedToSkirmishByEffect(self, game, Filters.hasAttached(self))) {
+            ActivateCardAction action = new ActivateCardAction(self);
+            action.appendEffect(
+                    new ChooseAndAssignCharacterToMinionEffect(action, game.getGameState().getCurrentPlayerId(), self.getAttachedTo(), Filters.unboundCompanion, Filters.hasAttached(Culture.WRAITH, CardType.CONDITION)));
+            return Collections.singletonList(action);
+        }
+        return null;
+    }
+}