8 books in series

Ultimate X-Men (Collected Editions)

Ultimate X-Men (Collected Editions) is a 8-book series with 8 released primary works first released in 2001 with contributions by Adam Kubert, Andy Kubert, Robert Kirkman, Sean McKeever, Ben Oliver, Chuck Austen, Chris Bachalo, and Esad Ribić.

Ultimate X-Men, Vol. 1: The Tomorrow People
Ultimate X-Men, Vol. 2: Return to Weapon X
Ultimate X-Men, Vol. 3: World Tour
Ultimate X-Men, Vol. 4: Hellfire and Brimstone
Ultimate X-Men, Vol. 5: Ultimate War
Ultimate X-Men, Vol. 6: Return of the King
Ultimate X-Men, Vol. 7: Blockbuster
Ultimate X-Men, Vol. 8: New Mutants
Ultimate X-Men, Vol. 9: The Tempest
Ultimate X-Men, Vol. 10: Cry Wolf
Ultimate X-Men, Vol. 11: The Most Dangerous Game
Ultimate X-Men, Vol. 12: Hard Lessons
Ultimate X-Men, Vol. 13: Magnetic North
Ultimate X-Men, Vol. 14: Phoenix?
Ultimate X-Men, Vol. 15: Magical
Ultimate X-Men, Vol. 16: Cable
Ultimate X-Men, Vol. 17: Sentinels
Ultimate X-Men, Vol. 18: Apocalypse
Ultimate X-Men, Vol. 19: Absolute Power
Cover 1

Ultimatum