This is a round-robin, 17-chapter story, based on the first chapter by REH. All but the REH portion was written in the 1970s. Originally scheduled to be published serially in several episodes in Fantasy Crossroads, only 12 of the 17 got published. The Necronomicon Press edition is the first complete publication of the story.

Written by Robert E. Howard, Karl Edward Wagner, Joseph Brennan; Richard L. Tierney; Michael Moorcock; Charles R. Saunders; Andrew J. Offutt; Manly Wade Wellman; Darrell Schweitzer; A. E. Van Vogt; Brian Lumley; Frank Belknap Long; Adrian Cole; Ramsey Campbell; H. Warner Munn; Marion Zimmer Bradley; Richard A. Lupoff.