X-Men Annual #14 VF/NM (9.0)
1st appearance of Gambit in a cameo appearance. 1 week before X-Men #266.
X-Men #320 (Wizard Gold) NM+ (9.6)
Tough X-Men variant, with art by Joe Madueira
X-Men #268 VF+ (8.5)
Wolverine, Captain America, and Black Widow cover and story with art by Jim Lee
X-Men #256 VF (8.0)
1st appearance of the New Ninja Psylocke! X-Men vs the Mandarin cover and story, Jim Lee art
X-Men #213 VF/NM (9.0)
Classic Wolverine vs Sabretooth cover by Alan Davis, X-Men vs Marauders story, Psylocke joins the team
X-Men #205 VF/NM (9.0)
Origin of Wolverine and Lady Deathstrike, Barry Windsor Smith cover and art
X-Factor #24 NM (9.4)
1st full appearance of Archangel! Original X-Men vs Apocalypse & Archangel cover and story
X-Factor #6 NM- (9.2)
1st full appearance of Apocalypse! Original X-Men vs Apocalypse cover and story
Wolverine The Origin #1 NM/M (9.8)
Part 1 of Wolverine's origin, Joe Quesada cover
Wolverine battles the Incredible Hulk #nn NM+ (9.6)
Wolverine vs. Hulk cover and story reprinted from Hulk #180, 181, 182
Wolverine #155 NM- (9.2)
Deadpool vs Wolverine cover and story! Rob Liefeld art!
Wolverine #154 NM- (9.2)
Deadpool vs Wolverine cover and story! Rob Liefeld art!
Wolverine #145 (Foil cover) NM+ (9.6)
Wolverine cover and story in which he gets the adamantium back
Amazing Spider-Man #363 NM+ (9.6)
Spidey vs Venom and Carnage cover and story
Amazing Spider-Man #360 (Newsstand) VF/NM (9.0)
Spider-man vs. Cardiac cover and story, 1st appearance of Carnage in cameo!
Amazing Spider-Man #346 NM- (9.2)
Spider-man vs Venom cover and story, likely improvable
Amazing Spider-Man #324 NM- (9.2)
Spider-man vs. Sabretooth cover and story! Cover by Todd McFarlane!
Amazing Spider-Man #317 NM- (9.2)
Spider-man vs. Venom cover and story with Todd McFarlane art