While standing on the Helicarrier, press Up(2), Down(2), Left, Right to get 5,000 extra upgrade points. Note: This code can only be enabled one time.
Bonus characters
Successfully complete the indicated task to unlock the corresponding character:
Black Cat: Successfully complete Toyko level 1.
Blade: Successfully complete Transylvania level 2.
Doc Ock: Defeat him in Tokyo level 2.
Green goblin: Defeat him in Tokyo level 4.
Iron Fist: Successfully complete Tangaroa island Level 3.
Lizard: Successfully complete Cairo level 2.
New Goblin: Successfully complete the game.
Rhino: Defeat him in Tangaroa Island level 4.
Sandman: Defeat him in Cairo level 4.
Scorpion: Defeat him in Tangaroa island level 2.
Venom: Defeat him in Transylvania level 4.
Hero Concept
Finish the game than finish tokyo area 1.
Hidden Character Carnage
Play through Co-op mode.
New Goblin
Hold L + R and press Circle, Down, X, Right, Square, Up, Triangle, Left at the "Stage Completed" screen. The New Goblin will be available for purchase for 4,000 tokens. He has the same stats and specials as the Green Goblin, but does it with style.
Play as New Goblin
While standing on the Helicarrier, press Left, Down, Right(2), Down, Left to unlock New Goblin.
Play as Sandman
While standing on the Helicarrier, press Right(3), Up, Down, Left to unlock Sandman.
Play as Venom
While standing on the Helicarrier, press Left(2), Right, Up, Down(2) to unlock Venom.
Villain concepts
To unlock Villain concepts, play a game of Memorable Battle.
5,000 upgrade points...