diff --git a/Mage.Tests/src/test/java/org/mage/test/stub/PlayerStub.java b/Mage.Tests/src/test/java/org/mage/test/stub/PlayerStub.java
index e6cdc6f7bcc..79da1b98fa8 100644
--- a/Mage.Tests/src/test/java/org/mage/test/stub/PlayerStub.java
+++ b/Mage.Tests/src/test/java/org/mage/test/stub/PlayerStub.java
@@ -993,6 +993,11 @@ public class PlayerStub implements Player {
 
     }
 
+    @Override
+    public void declareBlocker(UUID defenderId, UUID blockerId, UUID attackerId, Game game, boolean allowUndo) {
+
+    }
+
     @Override
     public List<Permanent> getAvailableAttackers(Game game) {
         return null;