Action Replay 3DS/DSi uses real cheat codes to get to the heart of your Nintendo DS games, giving you enhancements such as Infinite Lives, Infinite Health, All Vehicles, All Levels and other exciting cheats. * Compatible with 3DS, DSi, DSi XL, DS Lite and DS game consoles It’s really easy to use. You simply insert the supplied Action Replay cartridge into your DS and switch on. When prompted, remove the Action Replay card and replace it with your game card. Action Replay recognises the title in question and offers you the title's code list. It's that easy! They're great codes too. For example, codes for the ever-popular Pokémon Black 2 and White 2, Platinum, Diamond and Pearl include Max Cash, All TMs & HMs, Pokedex 100% Complete, Walk Through Walls, Infinite Health, One-Hit Kill and more.