SSX Tricky
Get Untracked Course
Get a medal on all race courses.

Get Pipedream Course
Get a medal on all showoff courses.

Get Different Outfits
Finish all the chapters in the trick book. Finish World Circuit with a master rank.

Get Uberboards
Unlock all tricks for any character.

Unlock Mix Master Mike
Hold L1 + R1 and press X, X, Right, X, X, Down, X, X, Left, X, X, Up at the title screen. Release L1 + R1 and a sound will confirm correct code entry. Choose any boarder at the character selection screen and he or she will be replaced by Mix Master Mike on the course, with the ubers of the character that was originally selected. He has decks on his back and a vinyl board. Repeat the code to disable Mix Master Mike.

Get Master Ranking
You must get a gold medal in both race and showoff on every course.