- Script
- Roger Stern (credited)
- Pencils
- Sal Buscema (credited) (layouts); Mark Badger (credited) (finishes)
- Inks
- Mark Badger (credited)
- Colors
- Bob Sharen (credited)
- Letters
- Joe Rosen (credited)
- Genre
- fantasy-supernatural; superhero
- Characters
- Doctor Strange [Stephen Strange]; Mephisto; Fantastic Four [Invisible Girl [Susan Storm]; Mister Fantastic [Reed Richards]]; Franklin Richards; Topaz (trapped in a demonic body); Sara Wolfe; Wong
- Synopsis
- Versus Mephisto, with the Fantastic Four. Introduction of Topaz, a woman who has had half her soul stolen. Doctor Strange helps her reclaim it.
- Reprints
Continued from Fantastic Four #276-277 (March-April 1985). The Topaz subplot continues until #81 and she remains a supporting character afterwards.