Nintendo 64 GameShark Pro (USA) (v3.3) (Unl), known as Nintenso Roku GēmuShāku Puro (Japan) in Japan, is an expansive cheat device for the Nintendo 64 console. Developed by InterAct and released in 1999, it is the third version of the GameShark device. It allows players to access a wide range of cheats, such as unlocking hidden characters, unlocking levels, and unlocking special items. It also allows players to modify game parameters such as health, ammunition, and other variables. The device is easy to use and allows players to quickly access cheats. It also features a built-in memory card, which allows players to save their game progress. The device also features a built-in code search, which allows users to quickly find the codes they need. Additionally, the GameShark Pro can be used to play import games, allowing users to enjoy games from other regions. The device is also compatible with the Game Boy Advance, which allows users to transfer cheats between the two systems. With its expansive features and compatibility, the GameShark Pro is an essential tool for any Nintendo 64 player.