Unlockable - Unlockable Characters | |
| Jubilee and Nightcrawler | Finish Second Level |
| Ice Man, Jean Grey, Beast, Rogue, and Storm | Finish First Level |
| Cyclops | Beat Mystique |
| Emma Frost | In X Mansion after Nuclear Facility level |
| Gambit | Finish Third Level |
| Colossus | Finish Nuclear Facility level |
| Psylocke | Finish NYC Riot/Muir Island/Sewer level |
Unlockable - Extra Costumes | |
| Gambit's animated series outfit | Beat the game |
| Bobby Drake, Original Iceman | Beat the game |
| Colussus without metal, Colussus 90's | Beat the game |
| Original Beast | Beat the game |
| Original Jean Grey, Phoenix | Beat the game |
| Original Cyclops, Cyclops 80's | Beat the game |
| Wolverine 90's, Weapon X | Beat the game |
| Street Clothes Magma | Beat the game |
| Original Nightcrawler | Beat the game |
Password - Xtreme Costumes | |
| Xtreme Costumes | At the team select menu press Up, Up, Right, Left, Down, Down, Start |
