This enables you to learn and control Big Onslaught's moves.
Press Select during the match to fight with his second form (Big Onslaught). Then at the character selection screen, highlight Wolverine and press Down. Successfully complete the game with any character under any difficulty setting. Note: The unlocked character can be saved to a memory card. Then at the character selection screen, press Up at the top middle of the screen. Successfully complete the game with the Hulk on any difficulty setting. Then at the character selection screen, press Up at the top left corner of the screen. Successfully complete the game with Venom on any difficulty setting. Then at the character selection screen, press Down at the bottom left of the screen. Successfully complete the game with Chun Li on any difficulty setting. Then at the character selection screen, press Up at top right corner of the screen. Successfully complete the game with War Machine on any difficulty setting. Then at the character selection screen, highlight Mega Man and press Right. Successfully complete the game with Mega Man on any difficulty setting. Then at the character selection screen, press Down at the bottom center of the screen. Successfully complete the game with Morrigan on any difficulty setting.
The EX menu allows the hyper combo gauge, vitality recovery speed, and human/CPU controls for players one and two to be set. Highlight the "Options" selection at the main menu, then hold Select and press Start.