X-Men: Mutant Academy 2 cheats and cheat codes for Playstation

Cheat mode
Press Select, Down, R2, L1, R1, L2 buttons at the title screen to unlock the 
following features:
Change costumes, 
outro movies
behind the scenes movie pictures, 
Pool Party, 
Psylocke, 
Juggernaut, 
Spider-Man, 
and Professor X.

Unlock Psylocke
Finish the game with Wolverine in arcade mode to play as Psylocke.

Unlock Juggernaut
Finish the game using all default characters and Psylocke in arcade mode 
to play as Juggernaut.

Unlock Professor Xavier
Finish the game with Juggernaut. Then, go to the character selection screen, 
highlight Magneto and hold L1 to play as Professor Xavier.

Unlock Spider-Man
Play in arcade mode and beat the Spider-Man. Continue the game and finish the 
arcade mode. After that, go to the character selection screen, highlight 
Cyclops and hold L1 to play as Spider-Man.


X-Men: Mutant Academy 2 Game Shark Codes:

Unlimited Time in Arcade Mode                
800AA958 0063
     
Unlimited Health for player 2                          
800AE4E8 B400
800AE4EA B400

Unlimited Health for player 1                          
800ADE94 B400
800ADE96 B400
     
One-Hit Kills for player 2                            
D00AE4E8 B400
800AE4E8 0001
D00AE4EA B400
800AE4EA 0001

One-Hit Kills for player 1                            
D00ADE94 B400
800ADE94 0001
D00ADE96 B400
800ADE96 0001

Unlock Everything 
Gameshark 2.2 or higher required 
D01FFE18 0002
50000802 0000
801F75E0 0000
D01FFE18 0002
801F75F0 0000