X-Men #40 CGC 9.4
1st appearance of the Frankenstein monster at Marvel, X-men cover and story
X-Men #40 CGC 9.8
Highest Certified1st appearance of the Frankenstein monster at Marvel, X-men cover and story by Roy Thomas, Don Heck, Werner Roth and George Tuska
X-Men #49 CGC 5.0
1st appearance of Polaris, X-men cover and story, Stan Lee, cover and art by Jim Steranko!
X-Men #51 CGC 9.0
1st appearance of Eric the Red, Jim Steranko cover, X-men cover and story and art by Jim Steranko! Magneto and Polaris appear, origin of the Beast
X-Men #52 CGC 9.0
X-Men cover and story, Magneto, Polaris, and Mesmero appear
X-Men #56 CGC 9.2
1st appearance of the Living Monolith! X-Men vs. the Monolith cover and story with Neal Adams cover and art!
X-Men #61 CGC 9.2
X-Men vs. Sauron cover and story, Neal Adams cover and art! 2nd appearance of Sauron
X-Men #68 CGC 9.2
X-Men vs the Sentinels cover and story, presents like a 9.4
X-Men #71 CGC 9.2
X-Men cover and story, Story of how Professor X lost the use of his legs.
X-Men #86 CGC 9.2
X-Men vs. the Blob and the Vanisher cover and story, white pages
X-Men #94 CGC 9.0
1st appearance of the new X-Men team this title! 3rd appearance of Wolverine.
X-Men #95 CGC 9.4
X-Men vs. Count Nefaria cover and story, Death of Thunderbird
X-Men #95 CGC 8.5
X-Men vs. Count Nefaria & the Ani-men cover and story, Death of Thunderbird
X-Men #99 CGC 9.4
Super nice copy! 1st appearance of Black Tom Cassidy, X-Men vs. the Sentinels cover and story
X-Men #101 CGC 6.0
1st appearance of Phoenix! X-Men cover and story by Dave Cockrum and Chris Claremont! White pages
X-Men #105 CGC 9.8
Phoenix vs Firelord, Misty Knight appears, X-Men vs. Firelord cover and story by Chris Claremont and Dave Cockrum. This book is part of an original owner collection from the mountains of Arizona!
X-Men #105 CGC 9.0
Phoenix vs Firelord, Misty Knight appears, X-Men vs. Firelord cover and story by Chris Claremont and Dave Cockrum
X-Men #105 CGC 9.8
Phoenix vs Firelord, Misty Knight appears, X-Men vs. Firelord cover and story by Chris Claremont and Dave Cockrum. 006