The Book of Random Tables: 1920s-1930s: 31 Random Tables for Tabletop Role-Playing Games (The Books of Random Tables)

Call of Cthulhu (d20 Edition Horror Roleplaying, WotC)

Delta Green (Call of Cthulhu Horror Roleplaying, Modern)

Dungeons: 51 Dungeons for Fantasy Tabletop Role-Playing Games

Cthulhu Awakens Game Master’s Kit

Tatters of the King: Hastur's Gaze Gains Brief Focus Upon the Earth (Call of Cthulhu Horror Roleplaying)

1920s Investigator Companion (Call of Cthulhu Roleplaying)

Secrets of New Orleans: A 1920s Sourcebook to the Crescent City (Call of Cthulhu roleplaying)

Bayt al Azif #3: A magazine for Cthulhu Mythos roleplaying games

Secrets of Japan (Call of Cthulhu Horror Roleplaying, Modern Era)