Enter these codes on the name wheel.
CARNIVAL All cars
CHANGELING Change car mid-race
DRINKME Small cars
JOKER Opponents cars look like your model in multiplayer
MAKEITGOOD Enables in-game editors
SADIST Select weapons in game with Right Shift
TRACKER Unlock all tracks
TVTIME Enables F6 and F5 cameras in game
URCO UFO selectable
Thanks to Revolution reader Martin Brodeur!