Some advanced game-play changes require more than one code to be entered.īefore you begin entering codes, you must properly connect the Game Genie unit. Up to three codes can be entered at the same time. On this screen, you enter special codes from examples listed in this manual for modifying game-play features (games appear in alphabetical order beginning on page 16). It introduces its own startup screen, called the 'Code Screen,' when you power up your game deck. Game Genie is a cartridge-like pack that connects between your game cartridge and the game deck. When connected properly, Game Genie will not damage either your game cartridges or your game deck. The changes you make with Game Genie are not permanent, and disappear when the power to the game deck is turned off. With Game Genie video game enhancer, you can program your video games to change certain game-play features on many popular titles for the Nintendo Entertainment System®. Introduction Introducing Game Genie - Video Game Enhancer