- Script
- Stan Lee (credited)
- Pencils
- Jack Kirby (credited)
- Inks
- Chic Stone (credited)
- Colors
- Laurie Smith (credited) (color reconstruction)
- Letters
- Sam Rosen (credited as S. Rosen)
- Job Number
- X-706
- First Line of Dialogue or Text
- Even superior mutants with supernatural powers have to eat dinner the same as we...
- Genre
- superhero
- Characters
- Brotherhood of Evil Mutants [Magneto [Max Eisenhardt]; Mastermind [Jason Wyngarde]; Quicksilver [Pietro Maximoff]; Scarlet Witch [Wanda Maximoff]; Toad [Mortimer Toynbee]]; X-Men [Angel [Warren Worthington III]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]; Professor X [Charles Xavier]]; Sub-Mariner [Namor]
- 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 (Marvel, 1961 series) #27.
- Script
- Stan Lee (credited)
- Pencils
- Jack Kirby (credited)
- Inks
- Chic Stone (credited)
- Colors
- Laurie Smith (credited) (color reconstruction)
- Letters
- Artie Simek (credited as Art Simek)
- Job Number
- X-768
- First Line of Dialogue or Text
- It's come at last!
- Genre
- superhero
- Characters
- Brotherhood of Evil Mutants [Magneto [Max Eisenhardt]; Mastermind [Jason Wyngarde]; Quicksilver [Pietro Maximoff]; Scarlet Witch [Wanda Maximoff]; Toad [Mortimer Toynbee]]; X-Men [Angel [Warren Worthington III]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]; Professor X [Charles Xavier]]; Blob [Frederick Dukes]; Zelda Kurtzberg; Bernard the Poet
- 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
- Keywords
- Cerebro
First use of Cerebro, Xavier's mutant-detection device.
- Script
- Stan Lee (credited)
- Pencils
- Jack Kirby (credited)
- Inks
- Chic Stone (credited)
- Colors
- Laurie Smith (credited) (color reconstruction)
- Letters
- Sam Rosen (credited as S. Rosen)
- Job Number
- X-803
- First Line of Dialogue or Text
- Try that power glide again, Angel...
- Genre
- superhero
- Characters
- X-Men [Angel [Warren Worthington III]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]; Professor X [Charles Xavier]]; Mastermind [Jason Wyngarde]; Unus; Tommy (first appearance); Maxie (first appearance); Charlie (first appearance)
- 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.
- Script
- Stan Lee (credited)
- Pencils
- Jack Kirby (credited)
- Inks
- Chic Stone (credited)
- Colors
- Laurie Smith (credited) (color reconstruction)
- Letters
- Sam Rosen (credited as S. Rosen)
- Genre
- superhero
- Characters
- X-Men [Angel [Warren Worthington III]; Beast [Hank McCoy]; Cyclops [Scott Summers]; Iceman [Bobby Drake]; Marvel Girl [Jean Grey]; Professor X [Charles Xavier]]; Ka-Zar [Kevin Plunder]; Maa-Gor; Zabu; Swamp Men (first appearance)
- 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
Introduction of Ka-Zar in the Silver Age. It is noted that Ka-Zar is pronounced as Kay-Sar.