checked-no -- Tengen unlicensed game -- If you actually HAVE one of these wrapped in a box, DON'T unwrap it to try the code! The game is worth $100+ in the box! =>Instant Line: Once per game, you can change any piece into a straight line. Simply pause and press U U D D L R L R B A [START]. =>Remove Block: Once per game, pause and press L D R U L D R B A to remove a block. =>Stage Select: Pause the game and press U D U D L R B B A.