| Issue | #90 |
| Published | November 1961 |
| Frequency | monthly |
| Cover Price | 0.10 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Notes | Distributed to newstands in August 1961. This issue includes 10 pages of paid advertisements. Some information on this issue supplied by Tom Lammers and the Atlas/Timely discussion group. Distribution date from Joseph Marek's Marvel Comics Group history website. |
| Genre | science fiction |
| Pencils | Jack Kirby |
| Inks | George Klein |
| Notes | Inks credit from Nick Caputo via the GCD Error List (29 August 2006); the original indexer credited Dick Ayers. |
| Characters | Orrgo (introduction); Jo-Jo |
| Synopsis | An alien race with immense telepathic and telekinetic powers send one of their kind to conquer Earth. He easily defeats the police and army and freezes Washington, DC in a block of ice, but is killed by a gorilla while resting because he only prepared defences against humans. |
| Genre | monsters |
| Pencils | Jack Kirby |
| Inks | Dick Ayers |
| Notes | Orrgo or a character based on him next appears in Defenders (Marvel, 2001 series) #9 (November 2001). |
| Reprinted | in Fear (Marvel, 1970 series) #2 (January 1971); in Monster Menace (Marvel, 1993 series) #4 (March 1994) |
| Characters | Marvin Kale; Paula Kale |
| Synopsis | When a husband goes shopping he finds a new cleaning fluid that makes anything better than new, even him. |
| Genre | occult |
| Pencils | Joe Maneely |
| Inks | Joe Maneely |
| Letters | typeset |
| Notes | Text story with illustration. |
| Reprinted | from Strange Tales of the Unusual (Marvel, 1955 series) #5 (August 1956) |
| Characters | Adam; Eve |
| Synopsis | A scientist prolongs his life for a thousand years, outliving all his friends as Earth becomes overpopulated. When Earth is abandoned he stays behind with one young woman, leaving only the two of them, Adam and Eve, to restart civilization. |
| Genre | science fiction |
| Script | Stan Lee |
| Pencils | Steve Ditko |
| Inks | Steve Ditko |
| Notes | Narrated in the first person. This story is a retelling of "I Am the Last Man on Earth!" drawn by Don Heck, from Strange Worlds (Marvel, 1968 series) #1 (December 1958). |
| Reprinted | in Chamber of Darkness (Marvel, 1969 series) #8 |
| Characters | X-35 |
| Synopsis | In a war against robots, the robots try to find a way to break the human defenses by sending a robot spy disguised as a human. The spy leads them into a trap, and they discover that their spy was a human disguised as a robot. |
| Genre | science fiction |
| Pencils | Don Heck |
| Inks | Don Heck |
| Reprinted | in Fear (Marvel, 1970 series) #2 (January 1971) |
| Characters | John Marshall; Molitis germ |
| Synopsis | A medical researcher on a boat enlarges a germ to human size, causing it to attack him and hijack the boat. The germ lands on an island in order to make an army of enlarged germs, but an atomic test destroys it. |
| Genre | monsters |
| Pencils | Paul Reinman |
| Inks | Paul Reinman |
| Reprinted | in Fantasy Masterpieces (Marvel, 1966 series) #6 (December 1966) |