designer summary "The Call of the Necronomicon" is a Fiasco playset set in the world of the Cthulhu Mythos invented by Howard Philips Lovecraft. As you will see the most setup elements are quite generic but some elements are related to the Cthulhu Mythos. Most of these elements are inspired by the work of H. P. L. himself but some are taken from stories written by August Derleth, Robert E. Howard and others.