X'treme Roller (USA) (Proto) is a Nintendo 64 game developed by HAL Laboratory and released in Japan as X'treme Rally. It is a racing game in which players compete against each other or against the computer in a variety of courses. The game features a variety of vehicles, including cars, motorcycles, and ATVs, and offers multiple game modes, including single-player and multiplayer modes. Players can customize their vehicles with different paint jobs, tires, and other parts. The game also features a variety of power-ups, such as nitro boosts, which can give players an edge over their opponents. X'treme Roller is a fast-paced and exciting racing game that will keep players coming back for more.