It's one of those moments comic fans have been patiently waiting to see come together: the official arrival of the X-Men team of mutants into the fabric of this sprawling pantheon

Marvel Studios' first wave of cast reveals for Avengers: Doomsday included several of the OG Fox X-Men, including Kelsey Grammar as Beast, James Marsden as Cyclops, Rebecca Romijn as Mystique, Alan Cumming as Nightcrawler, Patrick Stewart as Professor X, and even Ian McKellen as Magneto, along with the addition of Channing Tatum's Gambit.

From Channing Tatum's Gambit to Ian McKellen's Magneto and James Marsden's Cyclops, here are all the X-Men stars joining "Avengers: Doomsday."

Giant-Size X-Men, With Ms Marvel, House Of M and Old Man Legion, in July 2025, showrun by Collin Kelly and Jackson Lanzing Ms Marvel joins the X-Men's legendary stories in Giant-Size X-Men comics this July. Collin Kelly and Jackson Lanzing lead the epic journey across X-Men history.

Following Marvel's furniture-focused Livestream, which revealed some big cast names headed for Avengers: Doomsday, all manner of theories have flooded onto the internet in an effort to anticipate how Robert Downey Jr.'s Latverian lunatic in a different kind of armor will impact the MCU.

As Spider-Man and the X-Men are rumored to join forces onscreen, it's worth evaluating and ranking their best team-ups from the Marvel comic books.

Marvel Comics' X-Men plots by Jed MacKay and Gail Simone for late 2025 revealed thanks to Amazon- #XSpoilers of course

X-Manhunt is a fun but frivolous cross-over the pinpoints Marvel's over reliance of event comics rather than longform storytelling.