| Issue | #187 |
| Published | October 1977 |
| Cover Price | 0.30 |
| Pages | 36 |
| Editing | Len Wein |
| Notes | Letters page letter from Kurt Busiek. |
| Characters | Fantastic Four--Mr. Fantastic, Invisible Girl, Human Torch, The Thing vs. Klaw and Molecule Man |
| Genre | superhero |
| Pencils | George Perez |
| Inks | Dave Cockrum |
| Notes | Letters page letter from Kurt Busiek. |
| Characters | F: Fantastic Four--Mr. Fantastic, Invisible Girl, Human Torch, The Thing; GS: Franklin Richards, Agatha Harkness, Impossible Man; Vs. Klaw and the Molecule Man; GC: Man-Thing (fb) |
| Synopsis | Klaw and the Molecule Man invade the Baxter Building to allow the latter to permanently reside in the borrowed body he inhabits; Impossible Man foils their plans, but Reed picks up Molecule Man's wand transforming himself into the villain. |
| Genre | superhero |
| Script | Len Wein |
| Pencils | George Perez (breakdowns); Joe Sinnott (finished art) |
| Inks | Joe Sinnott |
| Colors | Glynis Wein |
| Letters | Joe Rosen |