X-Men

Giant-Size X-Men (1975) #1

First Appearance: Storm, Colossus, Thunderbird, Nightcrawler (all join X-Men)

The issue that relaunched the X-Men franchise. Introduces the new international team including Wolverine, Storm, Colossus, Nightcrawler, and Thunderbird. Written by Len Wein with art by Dave Cockrum. One of the most valuable Bronze Age keys.

X-Men (1991) #4

First Appearance: Omega Red — first appearance

The first appearance of Omega Red, the Soviet super-soldier with carbonadium tentacles and a death spore factor — one of Wolverine's most dangerous foes. A key Bronze Age issue from the height of the early 1990s X-Men boom. Written by Jim Lee and Scott Lobdell.

X-Factor (1986) #5

First Appearance: Apocalypse (En Sabah Nur) — cameo

First cameo appearance of Apocalypse, the immortal mutant conqueror who would become one of the X-Men's greatest enemies. A key Bronze Age issue marking the debut of one of Marvel's most powerful villains.

Avengers Annual Facsimile Edition (2024) #10

First Appearance: Rogue (Anna Marie)

Facsimile edition of Avengers Annual #10, the first appearance of Rogue.

X-Factor (1986) #24

First Appearance: Apocalypse (En Sabah Nur) — full appearance

First full appearance of Apocalypse, following his cameo in X-Factor #5. Establishes the full threat of En Sabah Nur, one of the X-Men's most powerful and enduring villains. A key Bronze Age issue.

New Mutants: Facsimile Edition (2022) #98

First Appearance: Deadpool (Wade Wilson)

Facsimile edition reprint of New Mutants #98, the first appearance of Deadpool by Fabian Nicieza and Rob Liefeld.

Uncanny X-Men (1981) #266

First Appearance: Gambit (Remy LeBeau)

First appearance of Gambit, the Cajun mutant thief with the power to charge objects with kinetic energy. Written by Chris Claremont with art by Mike Collins. A major key from the height of the X-Men's popularity.