- Script
- Roy Thomas
- Pencils
- Mike Docherty
- Inks
- E. R. Cruz
- Letters
- John Costanza
- Genre
- sword and sorcery
- Characters
- Conan; Red Sonja; King Kull; Gonar; Kuthulos; Brule the spear slayer; Thuronolos
- Synopsis
- Conan and Brule battle the demonic black shadow of Thuronolos while Red Sonja and King Kull struggle against the violent upheaval of the earthquakes which swallowed Atlantis.
- Reprints
This storyline continues in SSoC #229 - "Assault on Acheron".