A curated list of issues that are interesting, unique or often overlooked  Refreshed every Wednesday FULL-ACCESS to Key Collector for $1.99 per month or save $3.98 and subscribe for the year

Clicking on the eBay link and making a purchase may result in this site earning a commission from the eBay Partner Network.

Low
$5
Mid
$15
High
$50

Key Facts

Rhodey assumes the codename War Machine

Prior to this this issue, War Machine was the name of the armor

Rhodes first wears the armor in Iron Man #284 but refers to himself as Iron Man. Prior to #284, Stark wore the War Machine armor

[February 2021 - Don Cheadle will reprise his role as War Machine in Armor Wars]

Marvel ⋅ 2011
Low
$1
Mid
$5
High
$18

Key Facts

1st appearance of the Compound Hulk, the red and green Hulks merged into one

1st appearance of Kluh, a bone-colored version of Hulk created by Xemnu

One-page backup story featuring a Red, Green and Blue Hulk, written by Audrey Loeb, the 16-year-old daughter of Jeph Loeb

Low
$2
Mid
$8
High
$25

Key Facts

1st full appearance and cover of White Tiger, Ava Ayala

Marvel ⋅ 1980
Low
$3
Mid
$9
High
$35

Key Facts

Origin of the Eternals, Deviants and Mutants begins when the First Host of Celestials visit Earth

Despite this story appearing in a What If…? comic, it is official Marvel canon

1st appearance of Spider-Ma'am

Low
$5
Mid
$15
High
$55

Key Facts

First reprint of Conan the Barbarian #1, the first appearance of Conan

In the letters column of this issue, there is an explanation that the story originally intended for this issue was lost in the mail therefore the decision was made to reprint Conan #1

The explanation apologizes for the misleading cover art which was meant for the new, original story and had already been printed before the mail mishap

Low
$4
Mid
$12
High
$40

Key Facts

1st full appearance of Thoth-Amon, a powerful sorcerer and the main antagonist of Conan

Marvel ⋅ 2006
Low
$1
Mid
$5
High
$15

Key Facts

Origin of Doctor Doom, specifically the forging of his armor

Key Facts

Four-issue limited series published under the adult-oriented Marvel MAX imprint

Copies in circulation: 8,963

Marvel ⋅ 2006
Low
$2
Mid
$8
High
$20

Key Facts

First reprint of She Hulk's first appearance from The Savage She-Hulk #1 (1980)

1st appearance of Mr. Orobourous and Mr. Paradox, clones of Mr. Mobius from the TVA

[February 2024 - Mr. Paradox confirmed for Deadpool 3]

1st appearance of Kid Glove, possessor of an alien gauntlet that projects constructs

View more (1)

Cover art inspired by the Invincible Iron Man #100 (1977)

Low
$1
Mid
$2
High
$5

Key Facts

Debut of new Hercules costume, reminiscent of an Eternals costume

1st cameo appearance of cosmic Zeus

Low
$1
Mid
$2
High
$4

Key Facts

1st full appearance of the Gods of Olympus, reborn with new powers and character design

Adjust Your Filters To See More Comics!

By default Key Collector searches for Standard Cover Key Issues.

Adjust the "Variants" search filter above for additional content:

  • Variant Covers ([[totalVariants]])

At Key Collector, our primary focus is on unearthing those rare Standard Cover Key Issues for you. However, the world of comic collectibles is vast and varied. We want to make sure you have the tools to explore it all!