Race on a huge selection of road and dirt tracks, single and multi-player events, modded cars and trucks, and challenging game modes. Whether it's a muscle car in the dirt, a monster truck in gravel, or a dune buggy in the snow, if you can build it - you can race it. Tweak, upgrade, and customize your car collection as you level up in your racing career. Earn your place on the Xbox Leaderboards in both Career and Arcade modes. Challenge your friends in a variety of multiplayer modes including one on one rally racing and fastest lap. Track your multi-player invites, and results on the go right on your Live Tile.