Blog

Old time fans have asked how the recently-released new edition of Credo differs from the original 1992 ziplock bag edition? Our short answer: the new edition of Credo has a different substance, but shares the same nature. Longer answer: Gameplay has been streamlined, with the opportunity to play a … read more

Chaosium Unveiled looks at Call of Cthulhu Innsmouth – the definitive guide to the rotting seaport town—one of the most iconic settings for Call of Cthulhu. A Sandbox Campaign Setting with Secrets to Uncover An essential resource for Innsmouth-based scenarios as well as campaigns within … read more

Sartar is free! Lands of RuneQuest: Sartar is a setting guide for new players and gamemasters, presenting the Kingdom of Sartar, newly-liberated from rule by the oppressive Lunar Empire. Sartar’s pivotal location in the heart of Dragon Pass makes it a focal point for conflict, drama, and intr … read more

Pendragon: The Art of the Boy King is a special digital-only release celebrating the new edition of Greg Stafford’s Great Pendragon Campaign and the immensely talented artists that worked to bring Arthur to life like never before. Art director Paul Tobin and line editor David Larkins present … read more

Our community manager Bridgett Jeffries is interviewing creators for our community content programs at DriveThruRPG - the Miskatonic Repository (Call of Cthulhu), Jonstown Compendium (RuneQuest-Glorantha), and Companions of Arthur (Pendragon), and GMs from our Cult of Chaos game … read more

Learn how to play Credo: The Game of Duelling Dogmas with Kat Clay from Chaosium. Credo is a strategic negotiation and voting game for 3–6 players set during the formative centuries of early Christianity. Grow your flock, thwart rival bishops, and ensure your beliefs are accepted into the Cr … read more

This month marks the eighth anniversary of Greg Stafford's passing, and we are pleased to announce Brian Duguid as the winner of the 2026 Greg Stafford Memorial Award for Gloranthan Fandom. This award was established in November 2018 in memory of Chaosium's revered founder and original creative vis … read more

Chaosium creators Mike Mason, Lynne Hardy, and Keris McDonald are special guests at Cave Con, taking place on November 7-8 at the historic Old Salutation Inn in Nottingham UK, the "City of Caves". Also attending as a special guest is ENNIE-award winning Miskatonic Repository creator Jayson Green. T … read more