X-Men: The Official Game Cheats - GameCube
Downloadable X-Men: The Official Game Cheats
Primary Collection of Cheats
Bonus Iceman Danger Room level
Press [Right]x2, [Left]x2, [Down], [Up], [Down], [Up], [Start] at the Cerebro Files menu.
Bonus Nightcrawler Danger Room level
Press [Up]x2, [Down]x2, [Left], [Right], [Left], [Right], [Start] at the Cerebro Files menu.
Bonus Wolverine Danger Room level
Press [Down]x2, [Up]x2, [Right], [Left], [Right] [Left], [Start] at the Cerebro Files menu.
Hints
Danger Room missions
Progress through the game to unlock the first three Danger Room missions. Six more Danger Room missions are unlocked by collecting all Sentinel files and Weapon X files with all characters.