Uncanny X-Men #125 Marvel 1st App. Mutant X (Proteus) Comic Book

No Reserve! Uncanny X-Men #125 1st App of Mutant X (Proteus). FN+ Shipping: Individual Comics: Flat-rate of $9.99 (1-8 comics) or $19.99 (9+ comics) to anywhere within the contiguous U.S. Internationa

Uncanny X-Men #126 Marvel 1st Proteus App. 1979 Comic Book

1st cameo appearance of Mutant X AKA Proteus, the son of Moira MacTaggert, Variant Newsstand Edition, September 1979, Bronze Age

Uncanny X-Men #117 Marvel 1st App Shadow King Origin Professor X Comic Book

Uncanny X-Men #141 Marvel 1st App Rachel Summers Comic Book

Uncanny X-Men #134 Marvel 1st App Dark Phoenix 1980 Comic Book

Uncanny X-Men #130 Marvel 1st Dazzler App. 1980 Comic Book

Uncanny X-Men #107 Marvel 1st Full Starjammers App Comic Book

The Uncanny X-Men #129 Marvel 1980 Newsstand 1st App. Kitty Pryde and White Queen Comic Book

138079 MARVEL UNCANNY X-MEN COMIC BOOK LARGE - LOT OF 45 Large lot of 45 Marvel Uncanny X-Men Comic Books to include #109 (1st App. Weapon Alpha), #196, #205, #206, #217, #218, #219, #220, #224, #226,

Uncanny X-Men #139 Marvel 1st Kitty Pryde as Sprite App. Comic Book

Uncanny X-Men #121 Alpha Flight 1st App Marvel Comic Book

1st Appearance of Mutant X. September 1979, Vol. 1 (First Print), Bronze Age, $.40, Bagged and Boarded

THE UNCANNY X-MEN #126 KEY ISSUE 1ST APP OF PROTEUS (MARVEL COMICS)

1st Full Appearance of Mutant X (powerful mutant with reality warping abilities). Sept 1979, Bronze Age, $.40, bagged and boarded.

1st Full Appearance of Mutant X (powerful mutant with reality warping abilities). September 1979, Bronze Age, $.40, bagged and boarded.

164006 X-MEN ASSORTED MUTANT MARVEL COMICS LOT OF 26 Lot of 26 Books. Includes: Uncanny X-Men #190. Uncanny X-Men #191:1st appearance of Nimrod, an advanced sentinel from an alternate timeline.Uncanny

Uncanny X-Men #104 Marvel 1st Starjammers 1977 Comic Book

Uncanny X-Men #106 Marvel 1st Entity 1977 Comic Book

THE UNCANNY X-MEN #261 (MARVEL COMICS) 1st App Hardcase and the Harriers!

Uncanny X-Men #129 Marvel 1st Kitty Pryde Emma Frost 1980 Comic Book

Uncanny X-Men #120 Marvel 1st Alpha Flight 1979 Comic Book

Uncanny X-Men #122 Marvel 1st Appearance Mastermind 1979 Comic Book

Uncanny X-Men #168 Marvel 1st Lockheed & Madelyne Pryor Comic Book