Tsathoggua Cycle In 2005, Chaosium published a Cthulhu Mythos anthology edited by Robert M. Price called The Tsathoggua Cycle, which comprised the original Clark Ashton Smith stories featuring Tsathoggua, along with tales by other authors in which the entity has a starring role. The short story collection includes: "From the Parchment of Pnom" by Clark Ashton Smith "The Seven Geases" by Clark Ashton Smith "The Testament of Athammaus" by Clark Ashton Smith "The Tale of Satampra Zeiros" by Clark Ashton Smith "The Theft of the Thirty-Nine Girdles" by Clark Ashton Smith "Shadow of the Sleeping God" by James Ambuehl "The Curse of the Toad" by Loay Hall and Terry Dale "Dark Swamp" by James Anderson "The Old One" by John Glasby "The Oracle of Sadoqua" by Ron Hilger "Horror Show" by Gary Myers "The Tale of Toad Loop" by Stanley C. Sargent "The Crawling Kingdom" by Rod Heather "The Resurrection of Kzadool-Ra" by Henry J. Vester III References Notes Books Definitive version. Web sites (Online version of the "Introduction" to The Book of Hyperborea .) External links "The Seven Geases" by Clark Ashton Smith "The Tale of Satampra Zeiros" by Clark Ashton Smith Clark Ashton Smith Cthulhu Mythos deities Fictional monsters Literary characters introduced in 1931