Rating: 4.5/5
A Game Shark is, and always have been, a database of cheats and hacks for various games, sometimes requiring the user to manually input codes to achieve the desired effect, such as infinite health, money, boost (in racing games), or magic (MP, mana, etc... such as inn the case of many RPGs.
You also need an emulator to run this game. To grab one quickly, please check out our GBA emulators section.