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Key Facts
1st full team appearance of the Starjammers: Corsair, Ch'od, Hepzibah, Raza, Cr'reee
Debut of Wolverine's Fang costume
1st team appearance of the Shi'ar Imperial Guard: Electron, Fang, Hobgoblin, Smasher, Quasar, Starbolt, Tempest, Scintilla, Titan, Vril-Rokk, Magic, Mentor, Nightside, Oracle, Impulse
1st appearance of the M'Krann Crystal
1st appearance of Gladiator, leader of the Imperial Guard
1st full appearance of D'Ken Neramani, a Shi’ar royal
Key Facts
1st full team appearance of the Starjammers: Corsair, Ch'od, Hepzibah, Raza, Cr'reee
Debut of Wolverine's Fang costume
1st team appearance of the Shi'ar Imperial Guard: Electron, Fang, Hobgoblin, Smasher, Quasar, Starbolt, Tempest, Scintilla, Titan, Vril-Rokk, Magic, Mentor, Nightside, Oracle, Impulse
1st appearance of the M'Krann Crystal
1st appearance of Gladiator, leader of the Imperial Guard
1st full appearance of D'Ken Neramani, a Shi’ar royal
Key Facts
$0.35 price variant
Key Facts
First John Byrne artwork on the X-Men title
Collaboration of Claremont and Byrne begins and runs through issue #143
Key Facts
First John Byrne artwork on the X-Men title
Collaboration of Claremont and Byrne begins and runs through issue #143
Key Facts
1st appearance of Weapon Alpha, becomes Vindicator in X-Men #120
Key Facts
1st appearance of Weapon Alpha, becomes Vindicator in X-Men #120
Key Facts
Classic cover art by George Perez
Key Facts
First time the word ‘Uncanny’ appears above ‘X-Men’ but the title didn't officially become ‘Uncanny X-Men’ until #142
Key Facts
First time the word ‘Uncanny’ appears above ‘X-Men’ but the title didn't officially become ‘Uncanny X-Men’ until #142
Key Facts
Introduction of Wolverine's healing power though it is only hinted at
First time it is implied that Wolverine took a life of an enemy
Key Facts
Introduction of Wolverine's healing power though it is only hinted at
First time it is implied that Wolverine took a life of an enemy
Key Facts
Introduction of Wolverine's healing power though it is only hinted at
First time it is implied that Wolverine took a life of an enemy
Key Facts
Introduction of Wolverine's healing power though it is only hinted at
First time it is implied that Wolverine took a life of an enemy
Key Facts
1st appearance of the Shadow King, Amahl Farouk, a powerful psychic
Origin of Professor X concerning a difficult psychic battle against Amahl Farouk which was the inspiration to create the X-Men
Professor X recalls his first encounter with Storm
Key Facts
1st appearance of the Shadow King, Amahl Farouk, a powerful psychic
Origin of Professor X concerning a difficult psychic battle against Amahl Farouk which was the inspiration to create the X-Men
Professor X recalls his first encounter with Storm
Key Facts
1st appearance of Mariko Yashida, Wolverine's now-deceased fiance
Key Facts
1st appearance of Mariko Yashida, Wolverine's now-deceased fiance
Key Facts
Whitman edition, identified by a blank UPC box
Key Facts
Cameo of Proteus, voice only
Insignia of a Golden Eagle award on the cover refers to a U.K. fan award for favorite dramatic comic book
Key Facts
Cameo of Proteus, voice only
Insignia of a Golden Eagle award on the cover refers to a U.K. fan award for favorite dramatic comic book
Key Facts
1st cameo team appearance of Alpha Flight: Sasquatch, Aurora, Northstar, Shaman, Snowbird
[June 2020 - Alpha Flight rumored to make an appearance in the MCU]
Key Facts
1st cameo team appearance of Alpha Flight: Sasquatch, Aurora, Northstar, Shaman, Snowbird
[June 2020 - Alpha Flight rumored to make an appearance in the MCU]
Key Facts
1st full team appearance of Alpha Flight: Aurora, Northstar, Sasquatch, Snowbird, Shaman, and Vindicator, formerly Weapon Alpha
Key Facts
1st full team appearance of Alpha Flight: Aurora, Northstar, Sasquatch, Snowbird, Shaman, and Vindicator, formerly Weapon Alpha
Key Facts
Origin of Colossus
Mastermind assumes the physical identity of a Scottish man named Jason Wyngarde, an identity he kept for many years
Key Facts
Origin of Colossus
Mastermind assumes the physical identity of a Scottish man named Jason Wyngarde, an identity he kept for many years
Key Facts
Storm's nipple is exposed in a panel where she is blow-drying her hair
This was drawn into the panel by John Byrne but was not visible on the printed page until high-resolution digital technology became available
Key Facts
Storm's nipple is exposed in a panel where she is blow-drying her hair
This was drawn into the panel by John Byrne but was not visible on the printed page until high-resolution digital technology became available
Key Facts
1st appearance of Colossus as The Proletarian
Key Facts
1st cameo appearance of Mutant X aka Proteus, the son of Moira MacTaggert
Cameo appearance of DC's Phantom Stranger and Popeye in the background art of a party hosted by Empress Lilandra
Key Facts
1st cameo appearance of Mutant X aka Proteus, the son of Moira MacTaggert
Cameo appearance of DC's Phantom Stranger and Popeye in the background art of a party hosted by Empress Lilandra
Key Facts
1st full appearance of Proteus, a featureless human shape composed of white light
Key Facts
1st full appearance of Proteus, a featureless human shape composed of white light
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