Anytime during gameplay hold the Back + Start button and press Y, L, X, B, R, A, R, X. Now you will have challenges 43, 48, 49 & 50 unlocked and have bomb piece #5.
Get More Points
While at the main menu hold the Back + Start button and press Y, L, X, B, R, A, R, A. Now you will have 9 million lift points and 9 million equipment points.
Get All Boarders
While at the main menu hold the Back + Start button and press Y, L, X, B, R, A, R, B.
Get Alien Unlocked
While at the main menu hold the Back + Start button and press Y, L, X, B, R, A, R, X. Now you will have challenges 43, 48, 49 & 50 unlocked and have bomb piece #5.
Shoot Barrel
While in-game, hold the Back + Start button and press Y, X, B, R.
Get Slo Motion Mode
While in game hold the Back + Start button and press Y, X, B, L Now you can press L + R in the air for slow motion.
Get Challenges Finished
While at the main menu hold the Back + Start button and press Y, L, X, B, R, A, R, Y. Now you will have challenges unlocked except 43, 48, 49, 50. You will also have all bomb pieces except #5.