Spectral Schemes: the Mystery of the Ballarat Ghost has been nominated for Best Streaming Content in the 2025 ENNIES Awards. All up Chaosium creators have received nine nominations across six categor

Cult of Chaos Code of ConductAll Cult of Chaos members must adhere to our code of conduct to remain in the program. We here at Chaosium try to get along with everyone. We expect you to do the same...

The Companions of Arthur is Chaosium's new community content resource for TTRPG content for the Pendragon roleplaying game. In these Round Table Roundup posts we'll highlight new releases in the progr

Congratulations to the Stream of Chaos, winners of the 2021 Australian Roleplaying Industry Award for 'Best TTRPG Stream'! Here's Jackson, James and David on the podium at the ARPIA Awards at Fortress

Congratulations to our 2023 ENNIES nominees!Rivers of London: the Roleplaying Game - nominated for Best Rules and Product of the YearBen Aaronovitch, Graeme Barber, Paul Fricker, Adam Gauntlet, Lloyd

Our newly-released Call of Cthulhu scenario The Shadow Over Providence: Enhanced Edition contains player handouts, maps, and non-player character portraits for this 1920s adventure. And six pre-genera

Step into King Arthur’s Britain with Pendragon! Do you believe in chivalry or does might makes right? Will you die for honor or abuse your power?Play on Roll20, where Roll20 does the prep and you lead

Rick is the President of Chaosium. His career in the gaming industry started in the mid 90's when he moved to the UK and helped with the layout for Tales of the Reaching Moon magazine. His Gloranthan...

Chaosium's Community Content programs enable fans to self-publish material for the Call of Cthulhu, RuneQuest, and 7th Sea TTRPGS. Chaosium Con 2023 is excited to support, encourage, and celebrate all

When the forces of the Cthulhu threaten France, who can the King call upon? There can be only one answer...ALL FOR ONE AND ONE FOR ALL!The time has come for daring deeds against impossible foes. It is

Chaosium President Rick Meints shares stories from a life-time as a collector of all things Chaosium.I have a feeling that all four of these books are going to be asked about based on their recent app

For our RuneQuest Classic Kickstarter in 2016 Steve Perrin generously provided a personal account of his role in the genesis of the RuneQuest roleplaying game. Although at the time of the Kickstarter