diff --git a/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set20/site/Card20_439.java b/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set20/site/Card20_439.java
new file mode 100644
index 000000000..2844e8d68
--- /dev/null
+++ b/gemp-lotr/gemp-lotr-cards/src/main/java/com/gempukku/lotro/cards/set20/site/Card20_439.java
@@ -0,0 +1,28 @@
+package com.gempukku.lotro.cards.set20.site;
+
+import com.gempukku.lotro.cards.AbstractSite;
+import com.gempukku.lotro.common.Block;
+import com.gempukku.lotro.common.CardType;
+import com.gempukku.lotro.common.Keyword;
+import com.gempukku.lotro.filters.Filters;
+import com.gempukku.lotro.game.PhysicalCard;
+import com.gempukku.lotro.game.state.GameState;
+import com.gempukku.lotro.logic.modifiers.ModifiersQuerying;
+
+/**
+ * White Rocks
+ * 4	3
+ * Battleground.
+ * The Shadow number of this site is +1 for each mounted companion.
+ */
+public class Card20_439 extends AbstractSite {
+    public Card20_439() {
+        super("White Rocks", Block.SECOND_ED, 4, 3, null);
+        addKeyword(Keyword.BATTLEGROUND);
+    }
+
+    @Override
+    public int getTwilightCostModifier(GameState gameState, ModifiersQuerying modifiersQuerying, PhysicalCard self) {
+        return Filters.countActive(gameState, modifiersQuerying, CardType.COMPANION, Filters.mounted);
+    }
+}