Teenage Mutant Ninja Turtles Mutant Melee Cheats

Casey Jones' adventure mode :
After finishing the Subway level with Raphael you will unlock Casey Jones' adventure mode.

Foot Soldier's adventure mode :
Finish Raphael's adventure mode to unlock Foot Soldier's adventure mode.

HUN's adventure mode :
Finish Michaelangelo's adventure mode to unlock HUN's adventure mode.

Shredder's adventure mode :
Finish Donatello's adventure mode to unlock Shredder's adventure mode.

Splinter's adventure mode :
Finish Leonardo's adventure mode to unlock Splinter's adventure mode.

Casey Jones' jacket costume :
Finish Casey Jones' adventure mode with April to unlock Casey Jones' jacket costume.

Casey Jones' red shorts costume :
After finishing the Ghetto level with Casey Jones you will unlock Casey Jones' red shorts costume.

Shredder's gold costume :
Finish Shredder's adventure mode to unlock Shredder's gold costume.

April's Apartment stage :
Finish the April's Apartment 2 level with Donatello to unlock April's Apartment stage.

Autumn stage :
After finishing the Dojo level with Michaelangelo you will unlock the Autumn stage.

Dojo Complete stage :
After finishing the Turtle's Lair level with Casey Jones you will unlock the Dojo Complete stage.

Sewer Falls stage :
After finishing the Sewer Falls level with Raphael you will unlock the Sewer Falls stage.

Sewers stage :
After finishing the Sewers level with Leonardo you will unlock the Sewers stage.

Shredder's Palace Exterior stage :
After finishing the Lab 12 level with Leonardo you will unlock the Shredder's Palace Exterior stage.

Subway stage :
Finish the Sparring With Splinter level with Leonardo to unlock the Subway stage.

Waterfall stage :
After finishing the Turtle's Lair level with April you will unlock the Waterfall stage.