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Call of Cthulhu creative director Mike Mason is a special guest at the Innsmouth Literary Festival, the UK's "top Lovecraftian event". Also attending as special guests are Rivers of London RPG writer Helena Nash, and Call of Cthulhu RPG writer Matt Sanderson.  And we'll have a sales booth too, … read more

Significant Streams is a feature on the Chaosium news blog where we highlight actual play streams, podcasts, and YouTube channels featuring Chaosium games that we think are worth checking out. Push the Roll is a new Call of Cthulhu podcast starring Ross Bryant (Dropout TV, Glass Cannon Po … read more

For the last six years Chaosium’s fearless players on the award-winning Stream of Chaos have faced the horrors of the Cthulhu mythos, the mysteries of the Rivers of London, the rebel kings of Arthurian Britain, the feuds of the Age of Vikings and much more as they streamed actual plays on Twi … read more

Chaosium's Andrew Bean, Brian Holland, Michael O'Brien, and Susan O'Brien are special guests at Convergence in Hamilton, New Zealand later this month. Presented by the Waikato Role-Playing Guild, Convergence is an epic weekend of role-playing, giveaways, and banter. The Chaosium team will be prese … read more

Chaosium's Basic Roleplaying and Age of Vikings creative director Jason Durall is a guest of honour at Kapitularz, the Łódź Fantasy Festival 2025. The three-day festival of popular culture and fantasy takes place at the Faculty of Philology of the University of Łódź, Poland, from Sept … read more

Bringing the iconic Pendragon 1st Edition collection back to life! In 1985, after decades of devoted research, Chaosium published Greg Stafford’s Pendragon Roleplaying Game. It ushered in a new era of roleplaying opportunities, devoted to immersive game play through Passions and Traits, acros … read more

This year marks Chaosium’s 50th anniversary, and what better way to celebrate than by inviting you to a hauntingly immersive experience? In collaboration with our friends The Game Theatre, we're proud to present Cthulhu in a Castle, a brand-new three-day Call of Cthulhu RPG vacation event&mda … read more

After launching several months ago the Chaosium Discord server just hit 5000 members – wow! There's so much happening on Discord, we invite you to come join the Chaosium tribe there: Chaosium News Feed – Stay up to date on all things Chaosium! Roles – We have roles … read more