We've joined with Humble Bundle to help celebrate the 2025 ENNIE Awards with a bundle of award-winning and nominated tabletop RPGs! There are 27 titles from nine publishers – ours are: . Cults of

Cthulhu curious country Victorians have an opportunity to be introduced to the game by none other than Chaosium's Mark Morrison this weekend. With experienced Keeper Garry Fay from the Cult of Chaos,

The BRP Systems Reference Document (SRD) contains guidelines for publishing content under the BRP Open-Gaming License. The Miskatonic Repository and Jonstown Compendium also provides self-publishing...

Call of Cthulhu 7th edition co-authors Mike Mason and Paul Fricker are guests at the Innsmouth Literary Festival, taking place at the King's House Conference Centre in Bedford, UK on September 30th. T

Thanks to persistence, patience and perseverance, Chaosium has been able to arrange a full size booth at PAX Unplugged next month. This event is in Philadelphia, PA running November 17th to 19th. As a

The second installment of A Time to Harvest, Chaosium's new Organized Play campaign for Call of Cthulhu, is ready for download. The campaign is available free to all Cult of Chaos members. Join now an

This August, not one but two conventions will be blessed by the Elder Gods on the same weekend. While most of the Chaosium team are heading to Gen Con, Indianapolis, Mike Mason and Nick Nacario will b

New for Summer 2022! The Storytelling Collective's popular 'Write Your First Adventure' workshop series returns with a new Chaosium Path covering both the Call of Cthulhu and RuneQuest TTRPGs. In this

Chaosium will be at UK Games Expo, 1-3 June, in Birmingham this weekend!We are running games and seminars, and have a booth (Hall 1 - E16). British fans will have a chance to see the new RuneQuest in

In 1978, hot on the heels of the release of the revolutionary White Bear, Red Moon strategy game and the RuneQuest roleplaying game, Chaosium Inc. released Lords of the Middle Sea. This was a board wa

Events are now open for Gen Con Online, and Chaosium's hundreds of sessions are selling out fast! Sign up (it's free) and select your events by searching for Chaosium in the Find Events page.Around th

Four regular people get lost in the machinations of a nefarious cult in 1920s New England...Graveyards of Arkham - Episode 1 is now available on YouTube!Watch Graveyards of Arkham episodes premiere we