At the 'Main' menu press Up, Up, Right, Left, Down, Down, Start to unlock ALL the different character costumes in the game.

The following characters become unlocked when you complete the corresponding task in the game.

Unlock Beast:
Complete level 1.

Unlock Storm:
Complete level 1.

Unlock Iceman:
Complete level 1.

Unlock Jean Grey:
Complete level 1.

Unlock Rogue:
Complete level 1.

Unlock Jubilee:
Complete level 2.

Unlock Nightcrawler:
Complete level 2.

Unlock Gambit:
Complete level 3.

Unlock Emma Frost:
Found X Mansion after the Nuclear Facility level.

Unlock Colossus:
Complete the Nuclear Facility level.

Unlock Cyclops:
Defeat Mystique in the New York City Riot level/Sewer level.

Unlock Magma:
Complete Magma's second training round.

Unlock Professor X:
Enter the Astral Plane for the first time.

Unlock Psylocke:
Complete the New York City Riot/Sewer level.

Unlock Original Beast:
Beat the game

Unlock Bobby Drake (Original Iceman):
Beat the game

Unlock Original Jean Grey (Phoenix):
Beat the game

Unlock Original Cyclops (Cyclops 80's):
Beat the game

Unlock Original Nightcrawler:
Beat the game

Unlock Street Clothes Magma:
Beat the game

Unlock Ultimate Beast without Fur:
Beat the game

Unlock Colussus (Non Metal Colussus 90's):
Beat the game

Unlock Wolverine (Weapon X 90's):
Beat the game


Unock Secret Art
When ALL 19 Sketch Books have been collected the Secret Art is available in Colossus' Room.

Unlock Characters

Colossus:
Beat Nuclear Facility Mission.

Cyclops:
Defeat Mystique in NY.

Emma Frost:
After Nuclear Plant Mission.

Gambit:
Complete Third Level.

Ice Man, Jean Grey, Beast, Rogue, and Storm:
Beat the First Mission.

Jubilee, Nightcrawler:
Complete Second Mission.

Magma: Complete her second round of training.
Psylocke: Beat the New York riot Mission.