If Facebook's your thing, come join us in the Chaosium tribe over there: 26,000 chaos cultists now!You can also be part of the tribe on G+ and through our forums at BRP Central, or follow Chaosium on

Save the date! Chaosium Con UK is returning in 2026! Dates: Thursday 21 May - Sunday 24 May 2026Location:  Cranfield Management Development Centre, Bedfordshire, England (same venue as 2025) Badge sal

Call of Cthulhu creative director Mike Mason shows off his advance copy of the 40th Anniversary Keeper Rulebook, which we announced yesterday. This will be released in October on Chaosium.com for USD$

In the latest of our Chaosium Interview series, RuneQuest creative director Jason Durall discusses more about what's to come in the RuneQuest: Roleplaying in Glorantha product line including the RuneQ

Ever since its release in 1984, Masks of Nyarlathotep has been considered one of the finest supplements for Call of Cthulhu, a roleplaying classic. Countless players have dared to thwart the machinati

There's another Call of Cthulhu Starter Set Launch Party happening! This is at Chimera in Nottingham, UK on Saturday 9th February, 11am - 5pm. Call of Cthulhu line editor Mike Mason will in attendance

Chaosium will be at Armageddon Expo in Covid-free Auckland, New Zealand later this month (Oct 23-26)! Our wonderful Cult of Chaos Keepers will be running demo games of Call of Cthulhu from our booth (

All set to begin your journey on the Orient Express? Here's a sneak peek at what you can expect from your journey! The classic Call of Cthulhu TTRPG campaign is coming to the board gaming world by t

Announcing the Call of Cthulhu Starter Set: 40th Anniversary edition! This new printing of the Starter Set includes: New box art by Lin HsiangUpdated interior book cover designsAll corrections and e

StarFest in Denver, CO, is coming up this weekend, and Chaosium's director of organised play Todd Gardiner is a featured presenter. Todd will be running 'Play with a Chaosium Designer' RPG sessions -

The Vidiots from Yogscast take a good look at Call of Cthulhu: The Official Video Game, including some w-i-p gameplay footage. Produced by Focus Home Interactive under license from Chaosium and firmly

Chaosium will be at EssenSpiel next week (Oct 25 - 28) with team members Rick Meints, Jason Durall, and Jeff Richard, plus awesome assistants Claudia, Andrew, Daffi and Julia. Want to get the new RQG