For Dragon Warrior I & II on the Game Boy Color, GameFAQs has 15 cheat codes and secrets. Appendix E - Game Genie Codes. Here are some Game Genie codes that might help you while playing Dragon Warrior. #, Code, Description. 1, SXOIVLSA. Cheats, codes, passwords, hints, tips, tricks, help and Easter eggs for the Nintendo Entertainment System/Famicom game, Dragon Warrior. Go to the lower left corner of level 4. All codes are for the Game Genie Some codes only work when starting a new game VKVLPP - Walk through walls, but might get stuck. Left 2 times, Up 2 times and enter the Casino thüringen character. GLNPOTZE Get 60 experience points when you battle Drakee's instead of only 2. Up 2 times, Right 5 times and enter the Japanese character.