The Cthulhu Mythos is a shared fictional universe, originating in the works of American horror writer H. P. Lovecraft. The term was coined by August Derleth, a contemporary correspondent and prot?g? of Lovecraft, to identify the settings, tropes, and lore that were employed by Lovecraft and his literary successors. The name Cthulhu derives from the central creature in Lovecraft's seminal short story, "The Call of Cthulhu", first published...