| Issue | #11 |
| Published | June 1971 |
| Frequency | bi-monthly |
| Cover Price | 0.15 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Xemnu |
| Genre | monsters |
| Pencils | Jack Kirby; Marie Severin (retouched foreground figure) |
| Inks | Steve Ditko; Marie Severin (retouched foreground figure) |
| Reprinted | from Journey into Mystery (Marvel, 1952 series) #62 (November 1960) |
| Characters | Joe Harper; Xemnu (introduction, origin) |
| Synopsis | An electrician finds and revives an alien criminal, who psychically enslaves all humanity, forcing them to build him a ship that will help him escape and destroy the Earth. The electrician sabotages the ship and sends him into orbit around the sun. |
| Genre | monsters |
| Pencils | Jack Kirby (signed) |
| Inks | Dick Ayers (signed) |
| Notes | Narrated in the first person. This story is divided into two chapters: Chapter 1 — "The Coming of the Titan!" (7 pp) and Chapter 2 — "Slaves of the Titan!" (6 pp). |
| Reprinted | from Journey into Mystery (Marvel, 1952 series) #62 (November 1960) [originally titled "I Was the Slave of the Living Hulk"] |
| Genre | monsters |
| Pencils | Jack Kirby; Steve Ditko |
| Inks | Dick Ayers; Steve Ditko |
| Notes | house ad for Fear (Marvel, 1970 series) #4 |
| Synopsis | Joe Lowrey escapes from prison and flees into a swamp, where he finds a man who claims to have been part of Ponce de Leon's expedition to find the Fountain of Youth hundreds of years earlier. Lowrey drinks the magic waters and turns younger himself, then kills the other man planning to profit from the discovery, but he finds that he can't leave the swamp or the rejuvenation wears off. |
| Genre | horror |
| Script | Ralph Reese |
| Pencils | Ralph Reese |
| Inks | Ralph Reese |
| Letters | Jean Izzo |
| Genre | superhero; jungle |
| Pencils | John Buscema |
| Inks | Frank Giacoia |
| Letters | Morrie Kuramoto |
| Notes | house ad for Astonishing Tales (Marvel, 1970 series) #6 |