Recent content by Michael O'Brien

Chaosium's Jeff Richard is a guest of honour at Genghis Con in February. The convention takes place at the Hyatt Regency Aurora-Denver Conference Center in Denver CO, February 19 - 22, 2026. We'll be offering dozens of gaming sessions of RuneQuest (including a preview of the organized play...

While MOB and the Australian Chaosium team sweltered in 39°C (102°F) temperatures at Can Con in Canberra this weekend, Chaosium president Rick Meints was a special guest at Cthulhu in a Castle in snowy Philadelphia PA . Here, wrapped up warmly in the Gilded Age mansion the Cairnwood Estate...

https://www.youtube.com/shorts/9m3OdiLdwJ4?feature=share An evil sorcerer has cursed three ladies with beards! Will you, brave knight, answer the call to save them? Pedro Ecija Serrano is the author of the Copper bestselling Pendragon scenario, The Adventure of the Bearded Ladies. It's...

Tickets now on sale for The Glass Cannon Network's Call of Cthulhu Live tour of the US The Glass Cannon Network's Call of Cthulhu Live! US tour features a fresh approach to the live experience — every city receives a unique standalone scenario, ensuring no two shows are the same. Cast members...

Our community manager Bridgett Jeffries is interviewing GMs from our Cult of Chaos gamemaster program and creators for our community content programs at DriveThruRPG - the Miskatonic Repository (Call of Cthulhu), Jonstown Compendium (RuneQuest-Glorantha), and Companions of Arthur (Pendragon)...

Join Chaosium's Community Coordinator Bridgett Jeffries as she hosts the AMA for the forthcoming Age of Vikings GM Screen. Our guests include the game's producer Neil Robinson and line editor Jason Durall.

Our friends at Slitherine have announced a major update for the RuneQuest: Warlords video game. It brings improved stability, refined controller support, corrected audio behavior, and a range of gameplay and visual enhancements. These changes are designed to deliver smoother combat, clearer...

In 2026, our friends at the Glass Cannon Network are unleashing a nationwide US tour soaked in full-blown Lovecraftian dread. Call of Cthulhu Keeper Troy Lavallee helms a shifting roster of GCN icons and special guests—including Joe O’Brien, Skid Maher, Matthew Capodicasa, Jared Logan, Ross...

We announced last year that our friends at Studio Agate had taken over the development and creation of the legendary role-playing game 7th Sea, marking the beginning of a new era for the iconic game. And now, after extensive consultation with fans, they're soon to launch a Kickstarter campaign...

Chaosium Inc is thrilled to announce the theme for Chaosium Con US 2026 costumes and our Thursday night Kick-off party: Campfire Tales - Scouts against Cthulhu! Drawing inspiration from the forthcoming 2026 release Call of Cthulhu: Campfire Tales, this year's festivities invite attendees to...

Prepare for adventures in the Forest Sauvage! Available from Chaosium and your friendly local game store February 4th. Who's excited?

Our incredibly popular Call of Cthulhu Humble Bundle is back again, with the "So you want to try out Call of Cthulhu" Book Bundle! These 26 titles are the perfect on-ramp for Cthulhu-curious tabletop roleplayers looking to take their first forays into the eldritch unknown while supporting a...

Chaosium returns in full force to Gen Con 2026! Once again, we'll have an exclusive event room, and we're on the lookout for a team of personable, charismatic, and passionate GameMasters to help make 2026 even biggest than last year! If you're interested in joining us, apply at the link. All...

Have you thought about GMing—maybe always wanted to give it a shot—but haven’t quite taken the plunge? What if we told you that by the first week in February, you could be an honest-to-goodness GM—and it’ll be easy! New Gamemaster Month officially kicks off today, with sessions hosted online by...

12/31/2025 - Ab Chaos #295 – Coming in 2026! Greg Stafford's long-anticipated Gloranthan novel, A Pyre for Gods and Heroes 01/03/2026 - Ab Chaos #296: In case you missed something, here's everything we released in 2025!