Lynne Hardy, line editor for Rivers of London and associate editor for Call of Cthulhu, talks about what exactly Urban Fantasy is and how the genre is used in the upcoming Rivers of London - the Rolep

At 5pm EST on April 3rd, we're hosting a live AMA on YouTube with the designers of Horror on The Orient Express: The Board Game!Hosted by Chaosium’s Bridgett Jeffries, all your burning questions will

Simon Bray's evocative artwork is familiar to RuneQuest, HeroQuest and Glorantha fans, appearing in such works as the Guide to Glorantha and Glorantha Sourcebook, and stretching all the way back throu

Greg Stafford Memorial Award winner David Hall has released an amazing new 130 page RuneQuest sourcebook on the Jonstown Compendium — Marsh Attacks. David is the leader of the wonderfully creative

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

Coming to Gen Con 2026? We look forward to seeing you! If you're new to our games, or a Chaosium fan from way back, we have so much in store for you at the Indiana Convention Center, Indianapolis IN,

In 2025 Chaosium turns 50, making us the oldest ongoing roleplaying publisher in the industry. We're delighted to have a special display cabinet at Gen Con celebrating the games that have captivated

Chaosium's Jeff Richard is a distinguished guest of EDGE Entertainment at the 34th Festival International des Jeux de Cannes (Cannes International Games Festival) this weekend. EDGE is Chaosium's lice

Chaosium was born out of fiction. Greg Stafford discovered Glorantha through his writings which led him to founding the company. Only a few years later, Chaosium turned H.P. Lovecraft’s most famous st

This is our R'lyeh Awesome Holiday Season Family Pack - $39.90, with shipping only $4.70 anywhere in the United States.Call of Cthulhu for Beginning Readers, Khan of Khans and Call of Cthulhu - The Co

RuneQuest: Roleplaying in Glorantha was launched in PDF to critical acclaim earlier this month: here are some early reviews, plus what reviewers have had to say about some other recent releases set in

The Jonstown Compendium is Chaosium's community new content resource for RPG content set in Greg Stafford's mythic universe Glorantha. The site launched late last year, and is now brimming with titles