Fight as Thanos:
Complete and save the game under the default settings. Turn off the "Shortcuts" option. Enter the character selection screen. Press Up, then press Up again and hold the button. Quickly press L1, Triangle, Square in that order, holding each button down as the next button is pressed. At this point, Up + L1 + Triangle + Square should be held on the controller. The words "Spider Man" will be spoken, but Thanos' face and name will appear.

Fight as Dr. Doom:
Complete and save the game under the default settings. Turn off the "Shortcuts" option. Enter the character selection screen. Press Down, then press Down again and hold the button. Quickly press X, Circle, R1 in that order, holding each button down as the next button is pressed. At this point, Down + X + Circle + R1 should be held on the controller. The words "Captain America" will be spoken, but Dr. Doom's face and name will appear.

Fight as Anita (Japanese version):
Enable the "Fight as Dr. Doom" and "Fight as Thanos" codes. Turn off the "Shortcuts" option. Enter the character selection screen. Press Up, Right, Down, Left, Up, Right, Down, Left, then hold Up. Quickly press Square, Triangle, L1 in that order, holding each button down as the next button is pressed. At this point, Up + Square + Triangle + L1 should be held on the controller.

Disable vs. mode power gems:
Press Select on controllers one and two before the match begins. The phrase "No Gems" will appear to confirm correct code entry.

Continue attacking:
Press Start immediately after winning the match to continue hitting the defeated character.

Alternate costumes:
Turn off the "Shortcuts" option. Hold Up (if your character is in the upper row) or Down (if your character is in the lower row) for approximately three seconds and press any button at the character selection screen.

Throw pumpkins:
Use a reality gem, then press Select .