Retro Game Cheats for Xmen: The official game (Gamecube)
Effect: Iceman danger room missions
When:
At the cerebro files menu
How:
press Right(2), Left(2), Down, Up, Down, Up, Start to unlock the bonus Iceman Danger Room missions.
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Effect: Unlocks bonus costumes
When:
during gameplay
How:
Collect all X files with a character to unlock their street costume. Collect all of the sentinel techs to unlock their comic costume.
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Effect: Wolverine danger room missions
When:
At the cerebro files menu
How:
press Down(2), Up(2), Right, Left, Right, Left, Start to unlock the bonus Wolverine Danger Room missions.
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Effect: Danger room missions
When:
during gameplay
How:
Complete an act with a character to unlock one of their bonus missions. Complete all three acts to unlock all of their bonus missions.
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Effect: Nightcrawler danger room missions
When:
At the cerebro files menu
How:
press Up(2), Down(2), Left, Right, Left, Right, Start to unlock the bonus Nightcrawler Danger Room missions.
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