Rival challenge mode: Complete the game in championship mode with any character. Black Diamond track: Play in championship mode and win with any character. Easy points for secret characters: Find a large ramp, do a trick and turn around to do it again. When you have enough points, finish the race and you get a secret character. Losing sleds in rival challenge mode: If you challenge a rival and lose, your sled will be lost and have to be unlocked in championship mode again. So don't challenge on a course you can not win. Cheat mode: Hold L1 + R1 during the start screen and press Circle, Square, Up, Circle, Triangle, Down. All tracks: Hold L1 + R1 during the start screen and press Circle, Left, Circle, Right, Circle, Up. All players: Hold L1 + R1 during the start screen and press Circle, Triangle, Circle, Triangle, Circle, Down. All sleds: Hold L1 + R1 during the start screen and press Circle, Square, Circle, Square, Circle, Left. Hover sled: Hold L1 + R1 during the start screen and press Circle, Triangle, Square, Circle, Triangle, Right.