Pause the game, then hold L and press Right, Down, Right, Left, Right, Up, Right(2) to unlock everything in the game.
Play as Brittany
Pause the game and press Right, Left, Right(2), Left, Right(3). If you entered the code correctly, a message will appear. Alternately, get all the wheels on level 3, then get all the wheels in the Fortress for that level.
Play as Chippie the monkey
Pause the game and press Up, Down(2), Left, Right(3), Down. If you entered the code correctly, a message will appear. Alternately, get all the wheels on level 5, then get all the wheels in the Fortress for that level.
Play as Daryl
Pause the game and press Left, Down, Left, Down, Right, Up, Right, Up. If you entered the code correctly, a message will appear. Alternately, get all the wheels on level 1, then get all the wheels in the Fortress for that level.
Play as Hector
Pause the game and press Left(5), Right, Left, Right. If you entered the code correctly, a message will appear. Alternately, get all the wheels on level 2, then get all the wheels in the Fortress for that level.
Play as Norton
Pause the game and press Left, Right, Up, X, Y, X, Up, Right. If you entered the code correctly, a message will appear.
Play as Tiki Man
Pause the game and press Left, Down, Up, Left, Right, Up, Down, Left. If you entered the code correctly, a message will appear. Alternately, get all the wheels on level 6, then get all the wheels in the Fortress for that level.
Play as Tito Ortiz
Pause the game and press Down, Up, Right, Down, Up, Left, Down, Up. If you entered the code correctly, a message will appear. Alternately get all the wheels on level 4, then get all the wheels in the Fortress for that level.
Quick recovery
Press L + R after you fall. The game does a free look, and you will not lose time while you are getting up. Release the buttons once you are standing.