SSX Tricky cheats and cheat codes for Playstation 2

Go to the title screen and press any of the following button combinations:
The sound will confirm, if the codes are accepted.

Enable cheat mode
Hold L1 + R1 and press X, Triangle, Right, Circle, Square, Down, Triangle, 
Square, Left, Circle, X, Up. After release L1 + R1.

All boarders have a full stats:
Hold L1 + R1 and press Triangle, Triangle, Right, Triangle, Triangle, 
Down, X, X, Left, X, X, Up. After release L1 + R1.

Unlock Mix Master Mike as playable character:
Hold L1 + R1 and press X, X, Right, X, X, Down, X, X, Left, X, X, Up.

Unlock Mallora board (only works for Elise):
Hold L1 + R1 and press X, X, Right, Circle, Circle, Down, Triangle, Triangle,
Left, Square, Square, Up. After release L1 + R1.

Sticky boards:
Hold L1 + R1 and press Square, Square, Right, Triangle, Triangle, Down, 
Circle, Circle, Left, X, X, Up. After release L1 + R1.

Pipedream course:
Win a medal on all Showoff courses

Untracked course:
Win a medal on all Race courses

Unlock best boards:
Unlock all of the tricks for a character to get their best board.

Different costumes:
Finish all chapters in trick book.

Unlock chrome costume:
Finish world circuit mode and reach a Master rank.

Earn the indicated amount of gold medals in the world circuit 
mode to unlock characters:

Charcters  - Number of medals:
Brodi: Earn 1 gold medal
Zoe: Earn 2 gold medals
JP: Earn 3 gold medals
Kaori: Earn 4 gold medals
Marisol: Earn 5 gold medals
Psymon: Earn 6 gold medals
Seeiah: Earn 7 gold medals
Luther: Earn 8 gold medals