Uncanny X-Men (1963)
Clicking on the eBay link and making a purchase may result in this site earning a commission from the eBay Partner Network.
Key Facts
1st team appearance of the X-Men: Cyclops, Jean Grey aka Marvel Girl, Iceman, Angel, Beast, Professor X
1st appearance of Magneto
Homo Superior concept, coined by Magneto to describe humans born with special abilities introduced in this issue
Key Facts
1st team appearance of the X-Men: Cyclops, Jean Grey aka Marvel Girl, Iceman, Angel, Beast, Professor X
1st appearance of Magneto
Homo Superior concept, coined by Magneto to describe humans born with special abilities introduced in this issue
Key Facts
Facsimile reprint of the first appearance of the X-Men
Key Facts
Facsimile reprint of the first appearance of the X-Men
Key Facts
Australian reprint of X-Men #1 (1963)
Key Facts
1st team appearance of the X-Men: Cyclops, Jean Grey aka Marvel Girl, Iceman, Angel, Beast, Professor X
1st appearance of Magneto
Homo Superior concept, coined by Magneto to describe humans born with special abilities introduced in this issue
Key Facts
1st team appearance of the X-Men: Cyclops, Jean Grey aka Marvel Girl, Iceman, Angel, Beast, Professor X
1st appearance of Magneto
Homo Superior concept, coined by Magneto to describe humans born with special abilities introduced in this issue
Key Facts
1st appearance of the Vanisher, a teleporter
2nd team appearance of the X-Men
2nd appearance of Cyclops, Marvel Girl, Iceman, Professor X, Angel, Beast
Key Facts
1st appearance of the Vanisher, a teleporter
2nd team appearance of the X-Men
2nd appearance of Cyclops, Marvel Girl, Iceman, Professor X, Angel, Beast
Key Facts
1st appearance of the Blob, an invulnerable mutant
Key Facts
1st appearance of the Blob, an invulnerable mutant
Key Facts
1st team appearance of the Brotherhood of Evil Mutants led by Magneto
1st appearance of Scarlet Witch
1st appearance of Quicksilver
1st appearance Mastermind, later becomes Jason Wyngarde
1st appearance of Toad
2nd appearance of Magneto
Although the Scarlet Witch's costume is colored green on the cover, it is red in the story
[December 2023 - a Brotherhood of Mutants projects is rumored to be in discussion for the MCU slate]
Key Facts
1st team appearance of the Brotherhood of Evil Mutants led by Magneto
1st appearance of Scarlet Witch
1st appearance of Quicksilver
1st appearance Mastermind, later becomes Jason Wyngarde
1st appearance of Toad
2nd appearance of Magneto
Although the Scarlet Witch's costume is colored green on the cover, it is red in the story
[December 2023 - a Brotherhood of Mutants projects is rumored to be in discussion for the MCU slate]
Key Facts
Reprint of X-Men #4 (1964), 1st appearance of the Brotherhood of Evil Mutants: Scarlet Witch, Quicksilver, Toad, Mastermind
Color corrected Scarlet Witch - the first printing, her costume appears green
Reprint packaged with the Toad action figure from Marvel Legends: Series 1 (2002)
Key Facts
Reprint of X-Men #4 (1964), 1st appearance of the Brotherhood of Evil Mutants: Scarlet Witch, Quicksilver, Toad, Mastermind
Color corrected Scarlet Witch - the first printing, her costume appears green
Reprint packaged with the Toad action figure from Marvel Legends: Series 1 (2002)
Key Facts
Introduction of Asteroid M, Magneto's headquarters in outer space
3rd appearance of Magneto
2nd appearance of Scarlet Witch
2nd appearance of Quicksilver
2nd team appearance of the Brotherhood of Evil Mutants
Key Facts
Introduction of Asteroid M, Magneto's headquarters in outer space
3rd appearance of Magneto
2nd appearance of Scarlet Witch
2nd appearance of Quicksilver
2nd team appearance of the Brotherhood of Evil Mutants
Key Facts
Namor is confirmed to be a mutant in this issue making him the first mutant to appear in Marvel Comics having been introduced in 1939
3rd team appearance of The Brotherhood of Evil Mutants: Magneto, Scarlet Witch, Quicksilver, Mastermind, Toad
Key Facts
Namor is confirmed to be a mutant in this issue making him the first mutant to appear in Marvel Comics having been introduced in 1939
3rd team appearance of The Brotherhood of Evil Mutants: Magneto, Scarlet Witch, Quicksilver, Mastermind, Toad
Key Facts
2nd appearance of the Blob
1st appearance of Cerebro, a machine that amplifies Xavier's abilities
Key Facts
2nd appearance of the Blob
1st appearance of Cerebro, a machine that amplifies Xavier's abilities
Key Facts
1st appearance of Unus the Untouchable, has the ability to create forcefields
First time Iceman appears to be comprised of ice instead of snow
Key Facts
1st appearance of Unus the Untouchable, has the ability to create forcefields
First time Iceman appears to be comprised of ice instead of snow
Key Facts
First meeting and battle of the X-Men and the Avengers
1st appearance of Lucifer, a member of the Quist alien race
Key Facts
First meeting and battle of the X-Men and the Avengers
1st appearance of Lucifer, a member of the Quist alien race
Key Facts
1st appearance of Ka-Zar in the Silver Age
1st appearance of Zabu, Ka-Zar's saber-toothed tiger sidekick
Introduction of the Savage Land
[Feb 2021 - rumored that Disney is developing a Savage Land project]
Key Facts
1st appearance of Ka-Zar in the Silver Age
1st appearance of Zabu, Ka-Zar's saber-toothed tiger sidekick
Introduction of the Savage Land
[Feb 2021 - rumored that Disney is developing a Savage Land project]
Key Facts
1st appearance of the Stranger, a being with the accumulated energy and intelligence of a conquered race of aliens
Key Facts
1st appearance of the Stranger, a being with the accumulated energy and intelligence of a conquered race of aliens
Key Facts
1st appearance and origin of the Juggernaut
Origin of Professor X
1st cameo appearance of Cyttorak, as a statue, the demonic elder god whose Crimson Bands and ruby gemstone gave Juggernaut great powers
Key Facts
1st appearance and origin of the Juggernaut
Origin of Professor X
1st cameo appearance of Cyttorak, as a statue, the demonic elder god whose Crimson Bands and ruby gemstone gave Juggernaut great powers
Key Facts
2nd appearance of Juggernaut
Key Facts
2nd appearance of Juggernaut
Key Facts
1st appearance of the Sentinels, machines invented to hunt mutants
1st appearance of Dr. Bolivar Trask, creator of the Sentinels
Key Facts
1st appearance of the Sentinels, machines invented to hunt mutants
1st appearance of Dr. Bolivar Trask, creator of the Sentinels
Key Facts
1st appearance of the Sentinels, machines invented to hunt mutants
1st appearance of Dr. Bolivar Trask, creator of the Sentinels
Key Facts
1st appearance of the Sentinels, machines invented to hunt mutants
1st appearance of Dr. Bolivar Trask, creator of the Sentinels
Key Facts
1st appearance of Master Mold
Origin of Beast
2nd appearance of the Sentinels
Key Facts
1st appearance of Master Mold
Origin of Beast
2nd appearance of the Sentinels
Key Facts
1st appearance of Master Mold
Origin of Beast
2nd appearance of the Sentinels
Key Facts
1st appearance of Master Mold
Origin of Beast
2nd appearance of the Sentinels
Key Facts
3rd appearance of the Sentinels
Key Facts
3rd appearance of the Sentinels
Adjust Your Filters To See More Comics!
By default Key Collector searches for Standard Cover Key Issues.
Adjust the "Variants" and/or "Non-Key Issues" search filters above for additional content:
- Variant Covers ([[totalVariants]])
- Non-Key Issues ([[totalNonKeys]])
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!