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by Carol Tierney Let’s talk about hólmgang, a very Viking way of settling scores. This is one the most evocative elements you can drop into an Age of Vikings game. Honour and reputation were crucial to the Viking worldview. With strength and fighting prowess viewed as pinnacles o … read more

. We have another surprise to close out the year of our 50th anniversary... The Call of Cthulhu Slipcase Set Chaosium 50th Anniversary Edition! This slipcase set contains the Call of Cthulhu: Keeper Rulebook, Call of Cthulhu: Investigator Handbook, and Call of Cthulhu: Keeper Screen Pack … read more

Award winning TTRPG writer Mark Morrison is renowned for his work for Call of Cthulhu (Horror on the Orient Express etc), and is also our community content ambassador for the Pendragon roleplaying game, supporting independent creators in our 'Companions of Arthur' community cont … read more

The 'Unnatural Selections' series is our regular round up of notable Chaosium reviews worth a look. What better product to feature in our 100th Unnatural Selections post than the game Chaosium founder Greg Stafford considered his masterpiece? Here's what reviewers said about the Pendragon TTRPG whe … read more

As we enter the final days of our Pendragon Classic Kickstarter campaign, here's a run down of all the bonus content we're adding.While Greg Stafford was able to get most of his Pendragon material published, he wrote a number of associated articles that never made it into a printed Pendra … read more

Call of Cthulhu: Campfire Tales is coming in 2026! With Call of Cthulhu: Campfire Tales, you play young scout-investigators as they come face-to-face with dangers from beyond this world. When the scout-investigators reach adulthood,they are ready to take on Call of Cthulhu campaigns—as fully … read more

Today, on Halloween, The Chaosium officially turns 50 years old. On October 31, 1975 our founder Greg Stafford went down to the Alameda County Clerk’s office and filed the paperwork to officially register the company. Greg named us The Chaosium as a tribute to its birth as a “house of C … read more

The first official Call of Cthulhu audio investigation adventure, Alone Against the Tide, is now available on Sound Realms.Step into the story as it unfolds around you, with full voice acting, cinematic music, and chilling 360° surround sound design that brings Lovecraftian horror to life … read more