Race and have fun against millions of players. Speed up the wheels and get ready for fun! Addictive racing gameplay - New game mode: Tournaments! - Race against millions of users on multiplayer - Train on single player to improve your skills - Fun guaranteed - Simple and intuitive driver controls - Challenge your Facebook friends - Play without wifi Amazing features -Hundreds of crazy tracks and mad worlds -Cool stunts -Tons of amazing bikes - Don't miss the free updates with lots of new conte