Monster 4x4 3D (Usa) (モンスター4×4 3D (USA)) is an off-road racing game developed by Ubisoft for the Nintendo 3DS. Players take on the role of a monster truck driver and race against other drivers in a variety of courses. The game features a variety of vehicles, including monster trucks, ATVs, and buggies, each with their own unique attributes. Players can customize their vehicles with a variety of parts, including engines, tires, and suspension components. In addition, players can customize their trucks with paint jobs, decals, and other accessories. The game also features a variety of game modes, including single-player, multi-player, and online play. With its fast-paced action and variety of customization options, Monster 4x4 3D (Usa) is a great game for any 3DS owner.