Unlock NES Excitebike - Finish the Tutorial Mode by completing all the stunts to unlock the classic NES Excitebike

Unlock Soccer - Finish 1st in the Silver Round of the Novice Season

Unlock Hill Climb - Finish 1st in the Gold Round of the Amateur Season

Unlock 3D NES Excitebike - Finish 1st in the Challenge Round of Pro Season

Get Cheat Menu - To enter the following cheat codes, you must first locate the cheat menu. To get it hold L C Right C Down and A at the main menu

Big Head Mode - Enter BLAHBLAH at the Cheat menu

Stunt Bonus - Enter SHOWOFF at the Cheat Menu.

Turn All Riders Invisible - Enter INVISRIDER at the cheat menu.

All Stunts - Enter TRICKSTER at the cheat menu.

Night Mode - Enter MIDNIGHT at the cheat menu.

Mirror Mode - Enter YADAYADA at the cheat menu.