Fight as Roll:
Successfully complete the game as Megaman under any difficulty setting. Then, highlight Megaman and press Right at the character selection screen. The unlocked character can be saved to a memory card.


Fight as Gold War Machine:
Successfully complete the game as War Machine under any difficulty setting. Then, press Up at top right corner of the character selection screen. The unlocked character can be saved to a memory card.


EX Menu:
Highlight the "Options" selection at the main menu, then hold Select and press Start. The EX menu allows the hyper combo gauge, vitality recovery speed, and human/CPU controls for players one and two to be set.


Fight as Red Venom:
Successfully complete the game as Venom under any difficulty setting. Then, press Up at the top left corner of the character selection screen. The unlocked character can be saved to a memory card.


Fight as Orange Hulk:
Successfully complete the game as the Hulk under any difficulty setting. Then, press Up at the top middle of the character selection screen. The unlocked character can be saved to a memory card.


Fight as Shadow Lady:
Successfully complete the game as Chun Li under any difficulty setting. Then, press Down at the bottom left of the character selection screen. The unlocked character can be saved to a memory card.


Fight as Lilith:
Successfully complete the game as Morrigan under any difficulty setting. Then, press Down at the bottom center of the character selection screen. The unlocked character can be saved to a memory card.


Fight as Onslaught:
Successfully complete the game as any character under any difficulty setting. Then, press highlight Wolverine and press Down at the character selection screen.

Use Sentinel as a special tag partner:
Successfully complete the game as Onslaught. Then, highlight Colossus and press Down at the special partner selection screen.


Use Shadow as a special tag partner:
Successfully complete the game as Chun Li or Shadow Lady. Then, highlight Iceman and press Down at the special partner selection screen.