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

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,

Don't miss our AMA for Cthulhu By Gaslight: Keepers' Guide!Submit your questions now and the team - Mike Mason, Lynne Hardy, Keris McDonald, and host Bridgett Jeffries - will answer them live on Twit

Ten new Print-on-Demand titles are now available for 7th Sea First Edition at DriveThruRPG. This includes the Game Master's Guide and Players Guide for the first edition of the game.NEW 7th SEA FIRST

Did you know the colour for our Cthulhu by Gaslight Investigator's Guide special leatherette version is Scheele's Green, a shade that is both authentically Victorian – and deadly?Why did we select thi

Chaosium Con Australia is now just a month away - June 8-9 in Melbourne, Australia. Here's the draft schedule (so far – more events are being added daily!) We have over 100 events already including ta

Frequently Asked Questions CHAOSIUM / GREG STAFFORD Q: Where did the company name come from? A: Greg Stafford founded "The Chaosium" in 1975. He and his wife were living in a tiny apartment...

On the release of the Cthulhu by Gaslight Investigator’s Guide renowned Call of Cthulhu author Mark Morrison wrote this: The Cthulhu by Gaslight Investigator’s Guide for Call of Cthulhu 7th edition is

Several of our 7th edition titles have been added to drivethrurpg.com! Be sure to pick these up next time you pay them a visit:Call of Cthulhu Keeper’s Rulebook: http://www.drivethrurpg.com/product/1

Chaosium and Call of Cthulhu had a truly amazing night at the 2017 Gen Con ENnie Awards, winning 7 gold and 3 silver awards!Many thanks to the members of the Chaosium tribe, fans and supporters for se