SSX Tricky cheats and cheat codes for Gamecube

Go to the title screen and enter the following button combinations:
If the codes are accepted, you should hear a sound.

Cheat mode
Hold L + R and press A, B, Z, X, Y, Z, B, Y, Z, X, A, Z. 

Unlock Mix Master Mike aas playable character:
Hold L + R and press A, A, Z, A, A, Z, A, A, Z, A, A, Z. 

Max stat points for all boarders:
Hold L + R and press B, B, Z, B, B, Z, A, A, Z, A, A, Z. 

Mallora board (only for Elise):
Hold L + R and press A, A, Z, X, X, Z, B, B, Z, Y, Y, Z.


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

In mercury city there is an ufo.to get to it, go through most of the
 level until you come to a turn with a red wall of glass. It says SSX
 Tricky on it. Break through it and go down the slope.There are two
 buildings, one is right in front of you, the other is to your left.You 
have to have at least half of you tricky bar full. First, jump to the 
first bulding then jump to the one on your left. There should be 
a metal bar, start using you boost and ride onto it. If you do it 
right , you should be launched at the UFO and go into its beam. 
If you did this all right, you should be transported EXTREMELY 
FAR ahead of every one else.CONGRADULATIONS, you just 
been abducted!