| Issue | #18 |
| Published | November 1972 |
| Frequency | bi-monthly |
| Cover Price | 0.20 USD |
| Pages | 36 |
| Editing | Roy Thomas |
| Genre | horror |
| Pencils | Jim Starlin |
| Inks | Dave Cockrum ? |
| Notes | Cover credits provided 2006 by Nick Caputo. |
| Characters | Chuck Dawson; Plant Creature |
| Synopsis | In the year 1971 a man makes the first flight to Mars and finds to his horror that a plant creature has destroyed all life on Mars and demands to be taken to Earth so as to repeat the process. The man kills himself by blowing up the spaceship and stranding the monster in space. |
| Genre | horror |
| Pencils | Jack Kirby |
| Inks | George Klein |
| Editing | Stan Lee (original editor) |
| Reprinted | from Strange Tales (Marvel, 1951 series) #91 (December 1961) |
| Synopsis | A man arranges for a rival to be murdered at Mardi Gras, but instead of meeting the assassin in a Devil costume, he gets hauled away by the real Devil. |
| Genre | horror |
| Reprinted | from Marvel Tales (Marvel, 1949 series) #105 (February 1952) |
| Characters | Joe Phelps |
| Synopsis | A harmless-looking criminal decides to buy a frightening mask, but when the store owner tells him he can't have the most frightening he steals it. He discovers the first time he removes the mask that it has made his face just as ugly as the mask and so easily recognizable. |
| Genre | horror |
| Pencils | Don Heck |
| Inks | Don Heck |
| Letters | Artie Simek |
| Editing | Stan Lee (original editor) |
| Reprinted | from Strange Tales (Marvel, 1951 series) #91 (December 1961) |
| Synopsis | An evil old man in a cabin tends plants who used to be people. |
| Genre | horror |
| Script | Stan Lee ?; Larry Lieber ? |
| Pencils | Joe Sinnott (signed) |
| Inks | Joe Sinnott (signed) |
| Reprinted | from Marvel Tales (Marvel, 1949 series) #105 (February 1952) |