Zen: Intergalactic Ninja Game System: Nintendo Gameboy Cheat Category: Cheat Game Company: Unknown Game Category: Unknown Hint, Cheat, Walkthrough:   Zen: Intergalactic Ninja ======================== _ = blank C = can B = Bottle P = Newspaper O = Round Thing |_BOC| After Smog |OP_C| after Dust |P_PO| after Water |BOCC| at Final level