- Pencils
- Jack Kirby
- Inks
- Dick Ayers
- Letters
- ?
- Characters
- The X-Men [Cyclops [Scott Summers]; Beast [Hank McCoy]; Angel [Warren Worthington III]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]]; Sentinels
Title page. Includes a detail from the cover of The X-Men #15.
- Letters
- typeset
Credits and indicia of the book.
- Pencils
- Jack Kirby
- Inks
- Sol Brodsky ?; Frank Giacoia ?
- Colors
- Stan Goldberg
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Angel [Warren Worthington III]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]]; Magneto [Erik Lehnsherr]
- Reprints
Sol Brodsky inks per The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), and Official Index to the Marvel Universe (Vandal et al. 2009), Nick Caputo, Bob Ford, and this site’s original indexer.Frank Giacoia inks per Carl Gafford. Steve Whitaker originally credited Paul Reinman on inks, although Nick Caputo notes a comparison between Reinman's inking in the interior story and the slicker inking on the cover points to Brodsky's slicker style.
Sources for letters credit are The Marvel Comics Index, The Official Marvel Index to The X-Men, and Official Index to the Marvel Universe.
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Paul Reinman
- Colors
- ?
- Letters
- Sam Rosen
- Job Number
- X-401
- Genre
- superhero
- Characters
- The X-Men [Professor X [Charles Xavier]; Cyclops [Scott Summers]; Beast [Hank McCoy]; Angel [Warren Worthington III]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]] (introduction for all); Magneto [Erik Lehnsherr] (introduction)
- Synopsis
- After a day of training and meeting Jean Grey, a new student at Professor X's school, the X-Men go on their first assignment: stopping a mutant named Magneto from talking over an Air Force base.
- Reprints
First Appearance of the X-Men and Magneto in Marvel Universe.
- Pencils
- Jack Kirby
- Inks
- Paul Reinman
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Vanisher
- Reprints
- Keywords
- White House
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981) and The Official Marvel Index to the X-Men (Olshevsky 1987).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Paul Reinman
- Colors
- ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Vanisher (first appearance); Fred Duncan (first appearance)
- Synopsis
- The X-Men face a new foe: The Vanisher!
- Reprints
- Pencils
- Jack Kirby
- Inks
- Sol Brodsky ?
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Blob
- Reprints
Disputed inker credit--Sol Brodsky from The Marvel Comics Index (Olshevsky 1981) and The Official Marvel Index to the X-Men (Olshevsky 1987), with Nick Caputo, Bob Ford, this site’s original indexer, and Official Index to the Marvel Universe (Vandal et al. 2009) concurring; Paul Reinman per Steve Whitaker; Frank Giacoia per Carl Gafford.
Sources for letters credit are The Marvel Comics Index, The Official Marvel Index to the X-Men, and Official Index to the Marvel Universe.
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Paul Reinman
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Blob (first appearance)
- Synopsis
- Professor X detects a new mutant and sends the X-Men to investigate. They arrive at a carnival and encounter the Blob, a very fat sideshow attraction who can bounce bullets off of his malleable hide as well as anchor himself to the earth and become immovable. The X-Men bring him back to the mansion as a potential member but the Blob spurns their invitation and returns to the carnival. Realizing that the Blob knows their secret, the X-Men lure him back to the mansion where Xavier wipes his memory.
- Reprints
- Script
- ?
- Pencils
- Jack Kirby
- Inks
- George Roussos ?
- Colors
- Stan Goldberg
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Iceman; Beast]; The Brotherhood of Evil Mutants [Mastermind; Magneto; Toad; Quicksilver; Scarlet Witch]
- Reprints
Disputed inker credit--George Roussos per Carl Gafford and Nick Caputo; Paul Reinman from The Marvel Comics Index (Olshevsky 1981) and The Official Marvel Index to the X-Men (Olshevsky 1987), with this site’s original indexer concurring.
Sources for letters credit are The Marvel Comics Index and The Official Marvel Index to the X-Men.
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Paul Reinman
- Colors
- ?
- Letters
- Artie Simek
- Job Number
- X-607
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Brotherhood of Evil Mutants [Mastermind; Magneto; Toad; Quicksilver; Scarlet Witch]
- Synopsis
- Magneto and his new Brotherhood of Evil Mutants steal a freighter and use it to take over the South American nation of Santo Marco. The X-Men invade and take the country back. Xavier is caught in an explosion and loses his mental powers.
- Reprints
- Pencils
- Jack Kirby
- Inks
- Paul Reinman; Marie Severin (Angel alterations)
- Colors
- Stan Goldberg
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- Cyclops; Marvel Girl [Jean Grey]; Angel; Iceman; Beast; Magneto; Toad; Quicksilver; Scarlet Witch; Mastermind
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Paul Reinman
- Colors
- ?
- Letters
- Sam Rosen
- Job Number
- X-668
- Genre
- superhero
- Characters
- X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Iceman; Beast]; John Grey; Elaine Grey; The Brotherhood of Evil Mutants [Magneto; Toad; Quicksilver; Scarlet Witch; Mastermind]
- Synopsis
- With Xavier's mental powers gone, the X-Men try to decide how they will function without his leadership. Trying to ferret out the X-Men, Magneto has the Toad enter an athletic event where he leaps to victory. With the crowd turning hostile due to the Toads amazing abilities, the X-Men arrive on the scene to capture him. Magneto snags Angel and whisks him away to Asteroid M. In an attempt to trade the Toad for Angel, the X-Men arrive on Asteroid M where they battle the Brotherhood once again. On their safe return to earth, Xavier reveals that his power loss was a ruse to test his students.
- Reprints
- Keywords
- Asteroid M
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Stan Goldberg
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Iceman; Beast]; The Brotherhood of Evil Mutants [Mastermind; Magneto; Toad; Quicksilver; Scarlet Witch]; Namor, the Sub-Mariner
- Synopsis
- Xavier reads a news story about Namor and wonders if he is a possible mutant. Magneto comes to the same conclusion and invades the Sub-Mariner's realm with an invitation to join his Brotherhood. Enchanted by the Scarlet Witch, Namor agrees. The X-Men attack and, during the ensuing battle, Namor decides not to join either team, mutant or no.
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Sam Rosen
- Job Number
- X-706
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Iceman; Beast]; The Brotherhood of Evil Mutants [Mastermind; Magneto; Toad; Quicksilver; Scarlet Witch]; Namor, the Sub-Mariner
- Synopsis
- Xavier reads a news story about Namor and wonders if he is a possible mutant. Magneto comes to the same conclusion and invades the Sub-Mariner's realm with an invitation to join his Brotherhood. Enchanted by the Scarlet Witch, Namor agrees. The X-Men attack and, during the ensuing battle, Namor decides not to join either team, mutant or no.
- Reprints
This story takes place soon after Fantastic Four #27.
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Sam Rosen
- Job Number
- X-706
- Genre
- superhero
- Characters
- Cyclops [Scott Summers]
- Reprints
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Stan Goldberg
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Brotherhood of Evil Mutants [Magneto; Quicksilver; Scarlet Witch; Mastermind; Toad]; Blob
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), and The Official Marvel Index to the X-Men (Ward 1994).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Artie Simek
- Job Number
- X-768
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman); Brotherhood of Evil Mutants [Magneto; Quicksilver; Scarlet Witch; Mastermind; Toad]; Blob; Zelda
- Synopsis
- The X-Men graduate from Xavier's school. The Professor says he is taking a leave of absence and puts Cyclops in charge. He shows him his new mutant-detecting machine, Cerebro. Magneto finds the Blob and invites him to join the Brotherhood. During a scuffle, Xavier's mental blocks dissolve and Blob remembers the secret of the X-Men. The Blob's name lights up on Cerebro and Scott calls the X-Men back to battle the evil mutants. During the battle, Magneto shoots missiles at the X-Men, even though the Blob is in the line of fire. The Blob, feeling betrayed, decides to return to carnival life.
- Reprints
1st Cerebro
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; Unus;
- Reprints
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Sam Rosen
- Job Number
- X-803
- Genre
- superhero
- Characters
- The X-Men [Professor X (cameo); The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; Unus (1st); Mastermind
- Synopsis
- After being attacked by a mutant hating crowd, Beast gets fed up and quits the X-Men. He becomes a professional wrestler but meets Unus, a mutant who cannot be touched. Unus is trying to join Magneto's Brotherhood so he takes on the X-Men. The X-Men barely fend him off and find Beast has constructed a machine that will actually increase Unus' powers. The X-Men try to prevent Hank from using the machine, but, once Unus has been zapped, he finds that he cannot even eat without the food being repelled out of his hands. Beast returns him to normal and Unus promises to will steer clear of Magneto.
- Reprints
Iceman changes from snowman form to ice form.
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The Beast [Hank McCoy]
- Reprints
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Avengers [Giant-Man [Hank Pym]; Thor; Captain America; Iron Man]; Lucifer
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Avengers [Giant-Man [Hank Pym]; Thor; Captain America; Iron Man; Wasp]; Lucifer (1st)
- Synopsis
- Xavier has tracked down Lucifer, who cost him the use of his legs, but finds his foe's heartbeat is rigged to a giant thermal bomb. The X-Men arrive in Bavaria and run across the Avengers who have also just arrived. The X-Men have to stop the Avengers from defeating Lucifer since by defeating Lucifer, the world will be destroyed. After Xavier gives Lucifer a mind blast that renders him unconscious, he contacts his team for help and the Avengers agree to let the X-Men clean up the current crisis on their own. Cyclops uses his eye beams to disable Lucifer's thermal bomb.
- Reprints
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Artie Simek; Sam Rosen
- Genre
- superhero
- Characters
- Marvel Girl [Jean Grey]
- Reprints
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Stan Goldberg
- Letters
- Sam Rosen (upper captions); Artie Simek (Zabu caption)
- Genre
- superhero
- Characters
- The X-Men [The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; Ka-Zar; Zabu
- Reprints
Sources for letters credits are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009). Particularization of letters credits is from The Official Marvel Index to the X-Men (1987).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; Ka-Zar (first appearance); Zabu; Maa-Gor; Swamp Men
- Synopsis
- Even though he is not a mutant, Xavier allows the X-Men to travel to Antarctica and enter the Savage Land to investigate the noble savage, Ka-Zar. They end up having to save Jean and Warren from being sacrificed by the savage Swamp Men.
- Reprints
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; The Angel; The Beast; Cyclops; Marvel Girl [Jean Grey]; Iceman]; The Stranger
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby
- Inks
- Chic Stone
- Colors
- Artie Simek
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Iceman; Angel; Beast]; The Stranger (1st); Brotherhood of Evil Mutants [Magneto; Mastermind; Toad; Quicksilver; Scarlet Witch
- Synopsis
- Xavier detects a powerful entity has arrived on earth and sends the X-Men to investigate. The Stranger tries to acclimate himself to Earth customs but runs across Magneto and the Brotherhood. The X-Men arrive on the scene and battle the Brotherhood, but the Stranger leaves with Magneto and Toad in the conflict. Quicksilver and the Scarlet Witch decide to return home to Central Europe. The X-Men encounter the Stranger again and Xavier realizes he is an alien. The Stranger explains that he has been collecting mutants from across the universe and takes Magneto and Toad away with him into space.
- Reprints
- Pencils
- Jack Kirby
- Inks
- Frank Giacoia
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Juggernaut
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), and The Official Marvel Index to the X-Men (Ward 1994).
- Script
- Stan Lee
- Pencils
- Jack Kirby (layouts); Alex Toth (pencils)
- Inks
- Vince Colletta
- Colors
- ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X (Origin); Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Juggernaut [Cain Marko] (first appearance, origin); Kurt Marko (flashback); Sharon Xavier (Professor X's mother, flashback)
- Synopsis
- Cerebro detects a powerful mutant and Xavier fears that he knows who it is. The X-Men prepare the mansion for an all out assault. As the mysterious villain batters his way through the mansion's defenses, Professor X tells his students his origin story and how his stepbrother changed from tormenting bully to an unstoppable Juggernaut.
- Reprints
Part 1 of 2.
- Pencils
- Jack Kirby
- Inks
- Joe Sinnott
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Human Torch [Johnny Storm]; Juggernaut
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), and The Official Marvel Index to the X-Men (Ward 1994).
- Script
- Stan Lee
- Pencils
- Jack Kirby (layouts); Werner Roth
- Inks
- Joe Sinnott
- Colors
- ?
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Juggernaut [Cain Marko]; Human Torch [Johnny Storm]
- Synopsis
- Juggernaut has invaded the mansion and the X-Men struggle to take down Xavier's unstoppable half-brother. Human Torch lends a hand and Professor X is able to bring his brother down.
- Reprints
Part 2 of 2.
- Pencils
- Jack Kirby
- Inks
- Wally Wood
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Sentinels
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby (layouts); Werner Roth (pencils)
- Inks
- Vince Colletta
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Sentinels (first appearances); Dr. Bolivar Trask (first appearance); Zelda; Mr. Worthington; Mrs. Worthington
- Synopsis
- After their battle with the Juggernaut, Xavier sends the X-Men on vacation. Reading a story in the paper about Dr. Trask and the mutant menace, Professor X calls for a televised debate with the anthropologist. During the broadcast, Trask unveils his Sentinels, robots built to capture and nullify mutants. The Sentinels proclaim themselves superior to humans and prepare to take over. Xavier calls his X-Men to help. When one of the Sentinels falls, the giant robots capture Trask and return to their base. The X-Men follow and find a hidden complex with weaponry aimed directly at them.
- Reprints
Part 1 of 3.
- Pencils
- Jack Kirby (signed)
- Inks
- Dick Ayers (signed)
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Sentinels
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby (layouts); Werner Roth (pencils)
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast (Origin); Iceman]; Sentinels; Master Mold; Dr. Bolivar Trask; Edna McCoy; Norton McCoy
- Synopsis
- The X-Men invade the Sentinel's underground complex but are captured. Beast is taken before the Sentinel's leader, Master Mold, and has his mind probed. Master Mold commands Trask to make an army of Sentinels so they can take over the world.
- Reprints
Part 2 of 3.
- Pencils
- Jack Kirby (signed)
- Inks
- Dick Ayers (signed)
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Master Mold
- Synopsis
- With the X-Men captured, Xavier heads back to investigate a fallen Sentinel to try and figure out what stopped it. The X-Men escape and battle the Sentinels but it is the timely intervention of Professor X and the self sacrifice of Dr. Trask that stops Master Mold and saves the day.
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby (layouts); Werner Roth (pencils)
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Sentinels; Master Mold; Dr. Bolivar Trask (death)
- Synopsis
- With the X-Men captured, Xavier heads back to investigate a fallen Sentinel to try and figure out what stopped it. The X-Men escape and battle the Sentinels but it is the timely intervention of Professor X and the self sacrifice of Dr. Trask that stops Master Mold and saves the day.
- Reprints
Part 3 of 3.
- Pencils
- Jack Kirby
- Inks
- Dick Ayers
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Magneto
- Reprints
Sources for letters credit are The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Jack Kirby (page 1 & layouts, pp. 2–20); Werner Roth (pp. 2–20)
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Magneto; Mr. Worthington; Mrs. Worthington
- Synopsis
- In the aftermath of their battle with the Sentinels, Hank, Bobby and Scott are taken to the hospital with injuries. Iceman is delirious in a coma but his companions recover quickly. When Warren's parents call and say they are dropping by for a visit, Angel flies back to the mansion where he is attacked by a mysterious stranger. Xavier and Cyclops, worried with no word from Angel, also return home and are attacked. Beast and Jean are the last to show up and are also taken down. As Warren's parents arrive at the mansion, they are greeted by Magneto.
- Reprints
Part 1 of 2.
- Pencils
- Werner Roth; Jack Kirby ? (alterations)
- Inks
- Sol Brodsky
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Magneto
- Reprints
Disputed penciler credit--Jack Kirby (layouts) Werner Roth (pencils) per Rich Donnelly, Steve Whitaker, and Bob Ford. Bob Ford asserts that someone other than Jack Kirby or Dick Ayers modified Magneto's face. Nick Caputo believes that the Magneto figure was pencilled by Kirby and the rest of the cover by Roth (GCD Error List 29 March 2007). Sol Brodsky inking credit added per Nick Caputo, Jan 1, 2011. Nick adds that according to Mark Evanier kirby rarely, if ever, provided cover layouts for other artists.
Credits from print indexes vary. The Official Marvel Index to the X-Men (Olshevsky 1987) attributed pencils to Roth, inks to Ayers. The Official Marvel Index to the X-Men (Ward 1994) attributed layouts to Kirby, pencils to Roth, inks to Ayers. Official Index to the Marvel Universe (Vandal et al. 2009) attributed pencils to Kirby.
Sources for letters credit are The Official Marvel Index to the X-Men (1987), The Official Marvel Index to the X-Men (1994), and Official Index to the Marvel Universe.
- Script
- Stan Lee
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- X-Men [Professor X; Cyclops; Jean Grey; Angel; Beast; Iceman]; Mr. Worthington; Mrs. Worthington; Magneto (villain); Toad (villain); Stranger (cameo)
- Synopsis
- With the rest of the X-Men captured in a lead balloon, it is up to an injured Iceman to battle Magneto on his own. Once the X-Men escape Magento's trap, Professor X calls the Stranger who arrives on earth to collect his former captive.
- Reprints
Part 2 of 2.
- Pencils
- Werner Roth; Marie Severin (alterations)
- Inks
- Dick Ayers; Marie Severin (alterations)
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- First Line of Dialogue or Text
- Is the Mimic another mutant? -- or, something far worse??
- Genre
- superhero
- Characters
- X-Men [Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Mimic
- Reprints
Alterations on Mimic's wings and hands by Marie Severin, Per Nick Caputo, June 2012. Original indexer listed Jack Kirby as layout artist.
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Stan Lee
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Angel; Beast; Iceman]; Zelda; Vera (first appearance); Mimic [Calvin Rankin] (first appearance, origin)
- Synopsis
- Bobby and Hank tussle with mysterious Calvin Rankin, who beats them by mimicking their powers. Calvin then has an encounter with Jean at a restaurant. Realizing he is dealing with the X-Men, Calvin follows Jean home and asks to join them. Once he has absorbed all of their powers, he battles them and captures Jean. The team follows him to his hideout deep in an old mine. Mimic uses his powers to uncover a machine his father built that will allow him to keep the combined powers for good. Xavier allows Mimic to use the machine which doesn't give him powers but strips his mimic powers away.
- Reprints
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl; Angel; Beast; Iceman]; Lucifer; The Blob; Unus
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009). Original indexer cited Jack Kirby as layout artist.
- Script
- Roy Thomas
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl; Angel; Beast; Iceman]; V: Lucifer; the Blob; Unus; The Supreme One
- Reprints
Par 1 of 2. Story of how Prof. X lost use of legs.
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- Stan Goldberg
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl; Angel; Beast; Iceman]; Lucifer
- Reprints
Disputed penciler and inker credits; Werner Roth pencils with Dick Ayers inks per Carl Gafford and Nick Caputo; Werner Roth pencils and inks per Steve Whitaker.Original indexer cited Jack Kirby as layout artist.
- Script
- Roy Thomas
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl; Angel; Beast; Iceman]; Lucifer; The Supreme One
- Reprints
Part 2 of 2.
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Beast; Angel; Iceman]; Count Nefaria; Unicorn; Eel [Leopold Stryke]; Porcupine; Scarecrow; Plant Man
- Reprints
Pencil credits from Rich Donnelly via the GCD Errors List.
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Roy Thomas
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- X-Men [Professor X; Cyclops; Marvel Girl [Jean Grey]; Beast; Angel; Iceman]; Zelda; Vera; Count Nefaria (villain); Maggia (villain); Eel [Leopold Stryke] (villain); Porcupine (villain); Unicorn (villain); Scarecrow (villain); Plant Man (villain)
- Synopsis
- Trying once again to take a vacation, the X-Men are individually drawn to Central Park where they encounter phantom versions of themselves. One by one, they fall to five super powered villains. The X-Men are brought to Count Nefaria's fortress and he tries to convince them to join his plot to steal Washington D.C. and hold it for ransom.
- Reprints
Part 1 of 2.
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- Stan Goldberg
- Letters
- Sam Rosen
- Genre
- superhero
- Characters
- The X-Men [Cyclops; Marvel Girl; Angel; Beast; Iceman]; Eel; Porcupine; Plant Man; Unicorn; Scarecrow
- Reprints
Sources for letters credit are The Marvel Comics Index (Olshevsky 1981), The Official Marvel Index to the X-Men (Olshevsky 1987), The Official Marvel Index to the X-Men (Ward 1994), and Official Index to the Marvel Universe (Vandal et al. 2009).
- Script
- Roy Thomas
- Pencils
- Werner Roth
- Inks
- Dick Ayers
- Colors
- ?
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- The X-Men [Professor X; Cyclops; Marvel Girl; Angel; Beast; Iceman]; Count Nefaria; Plant Man; Eel; Porcupine; Unicorn; Scarecrow; General Fredericks; Colonel Hendershoot
- Reprints
Part 2 of 2. Professor X walks with the aid of metal braces.
General Fredericks and Colonel Hendershoot unnamed here, confirmed by The Official Marvel Index To The X-Men.
- Script
- Stan Lee
- Pencils
- Jack Kirby (layouts); Werner Roth (pencils)
- Inks
- Dick Ayers
- Letters
- Artie Simek
- Genre
- superhero
- Characters
- Dr. Bolivar Trask; Sentinels