In all the missions except the tutorials, find every Sentinel Tech and Weapon X Folders to unlock different costumes for Wolverine, Nightcrawler, and Iceman.
| Costume | How to unlock
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| Iceman's Casual Clothes | Collect all Weapon X Folders as Iceman.
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| Iceman's Comic Clothes | Collect all Sentinel Tech as Iceman.
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| Nightcrawler's Casual Clothes | Collect all Weapon X Folders as Nightcrawler.
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| Nightcrawler's Comic Clothes | Collect all Sentinel Tech as Nightcrawler.
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| Wolverine's Casual Clothes | Collect all Weapon X Folders as Wolverine.
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| Wolverine's Comic Clothes | Collect all Sentinel Tech as Wolverine.
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