Enter the following codes at the indicated area to enable the desired effect:
Main menu or a S.H.E.I.L.D. save zone menu:
All characters: Up(2), Down(2), Left(3), Start
All powers: Left, Right, Left, Right, Up, Down, Up, Down, Left, Right, Start
All costumes: Up, Down, Up, Down, Left, Right, Left, Right, Up, Down, Start
Review menu:
All cinematics: Up, Left(2), Up, Right(2), Up
All comics: Left, Right(2), Left, Up(2), Right
All concept art: Down(3), Right(2), Left, Down
All wallpapers: Up, Down, Right, Left, Up(2), Down
Comic Book mission menu:
The Courses: Up, Right, Left, Down, Up, Right, Left, Down
Team menu:
Level 99: Up, Left, Up, Left, Down, Right, Down, Right.
100K: Up(3), Left, Right, Left.
During the game:
Invincibility: Up, Down, Up, Down, Up, Left, Down, Right.
Touch of Death: Left, Right, Down(2), Right, Left.
Super Speed: Up, Left, Up, Right, Down, Right.
Filler: Left, Right(2), Left, Up, Down(2), Up.