Darker CompanionsScott David Aniolowski, Joseph S. Pulver, Sr, J. K. Potter · First published 2017Open the Tome
Malleus Monstrorum: Creatures, Gods, & Forbidden KnowledgeScott David Aniolowski · First published 2006Open the Tome
The Creature Companion (Call of Cthulhu Roleplaying Game)Scott David Aniolowski · First published 1999Open the Tome
Return to Lovecraft countryDonald R. Burleson, Scott David Aniolowski · First published 1997Open the Tome
The Art of Playing Mythos the Cthulhu Collectable Card GameScott David Aniolowski, Charlie Krank, Eric Rowe, Lynn Willis · First published 1996Open the Tome
Sacraments of EvilScott David Aniolowski, Penelope Love, Kevin A. Ross, Fred Behrendt · First published 1993Open the Tome
Tales of the Miskatonic ValleyKevin A. Ross, Scott Aniolowski, Geoff Gillan, Richard Watts, K. Herber · First published 1991Open the Tome
