High Quality Content by WIKIPEDIA articles! Ultimate X-Men is a superhero comic book series that was published by Marvel Comics from 2001 to 2009. The series is a modernized re-imagining of Marvel`s long-running X-Men comic book franchise as part of its Ultimate Marvel imprint. The Ultimate X-Men exist alongside other revamped Marvel characters in Ultimate Marvel titles including Ultimate Spider-Man, Ultimate Fantastic Four, and The Ultimates.