Licenses
Chaosium has licensed other publishers to create supplements using their rule system, notably including Delta Green by Pagan Publishing. Other licensees have included Miskatonic River Press, Theater of the Mind Enterprises, Triad Entertainment, Games Workshop, Fantasy Flight Games, RAFM, Grenadier Models and Yog-Sothoth.com. These supplements may be set in different time frames or even different game universes from the original game.
Read more about this topic: Call Of Cthulhu (role-playing Game)