Keeper’s Guide Keeper’s Guide is a core setting guide for the Acthung! Cthulhu World War II horror (Cthulhu) campaign setting for Call of Cthulhu and Savage Worlds, written by Chris Birch, Dave Blewer, Bill Bodden, Alex Bund, Russ Charles, Adam Crossingham, Lynne Hardy, Kenneth Hite, Sarah Newton, and Matthew Pook and published by Modiphius Entertainment. By Aaron T. Huss Learn more...