| Issue | #12 |
| Published | July 1971 |
| Frequency | bi-monthly |
| Cover Price | 0.15 USD |
| Pages | 36 |
| Editing | Stan Lee |
| Characters | Korilla |
| Genre | monsters |
| Pencils | Jack Kirby (original); Marie Severin (alterations) |
| Inks | Dick Ayers (original); Marie Severin (alterations); Bill Everett |
| Colors | Marie Severin |
| Notes | Marie Severin cover alteration credits from Nick Caputo (7 January 2005). |
| Reprinted | from Journey Into Mystery (Marvel, 1952 series) #69 (June 1961) [relettered and with other alterations] |
| Characters | Korilla |
| Synopsis | A cab driver uncovers an alien plotting an invasion of Earth. The police won’t believe him, but he foils the invasion on his own and the aliens are killed by their masters for their failure. |
| Genre | monsters |
| Script | Stan Lee ?; Larry Lieber ? |
| Pencils | Jack Kirby |
| Inks | Dick Ayers |
| Notes | Narrated in the first person. This story is divided into two parts: an untitled part 1 (6 pp) and part 2—"The Secret of...Korilla!" (7 pp). |
| Reprinted | from Journey into Mystery (Marvel, 1952 series) #69 (June 1961) |
| Characters | Dr. Frankenstein; Igor; Frankenstein's monster |
| Synopsis | Pushed to the breaking point by the incessant demands of Dr. Frankenstein, Igor murders his master. Later, lonely Igor decides to complete his master's experiment and bring the monster to life so that he will now have a servant to order around, but things do not work out as planned. |
| Genre | horror |
| Script | Al Hewetson |
| Pencils | Syd Shores |
| Inks | Syd Shores |
| Letters | Jean Izzo |
| Reprinted | in Doomsday (K. G. Murray, 1972 Series) #14 |