TMNT Mutant Melee cheats and cheat codes for Gamecube

Play as Donatello to unlock the following stages and modes:
April's Apartment stage: Finish the April's Apartment 2 level. 
Shredder's adventure mode: Finish his adventure mode. 
April's adventure mode: Finish the Ghetto level. 

Play as Leonardo to unlock the following stages and modes:
Sewers stage: Finish the Sewers level. 
Shredder's Palace Exterior stage: Finish The Lab 12 level. 
Subway stage: Finish the Sparring With Splinter level. 
Splinter's adventure mode: Finish his adventure mode. 


Play as Raphael to unlock the following stages and modes:
Casey Jones' adventure mode: Finish the Subway level. 
Foot Soldier's adventure mode: Finish his adventure mode. 
Sewer Falls stage: Finish the Sewer Falls level. 

Play as Michaelangelo to unlock the following stages and modes:
Autumn stage: Finish The Dojo level. 
HUN's adventure mode: Finish his adventure mode. 


Unlock Casey Jones' red shorts costume:
Play as Casey Jones and finish level the Ghetto level. 

Unlock Dojo Complete stage:
Play as Casey Jones and finish the Turtle's Lair level. 

Unlock Waterfall stage:
Play as April and finish the Turtle's Lair level. 

Unlock Casey Jones' jacket costume:
Play as April and finish her adventure mode. 

Unlock Shredder's gold costume:
Play as Shredder and finish his adventure mode.