Chaosium Unveiled reveals Rivers of London: the Roleplaying Game, based on Ben Aaronovitch's best-selling Urban Fantasy novels. Out now in full color hardback and special leatherette edition!What the

Explore the worlds of Basic Roleplaying with our latest Humble Bundle offer: $155 value for only $18! This bundle of 14 titles includes core rule books and titles from our Basic Roleplaying, Age of V

Our award-winning Stream of Chaos actual play team have just finished playing The Font of All Evil, a case file for Rivers of London, Chaosium's roleplaying game based on the popular urban fantasy nov

It's been a busy 2024 for the Chaosium team! In case you've missed something, here's part two of our run-down of everything new we've released this year, on the Chaosium website, at DriveThruRPG, and

Join Rivers of London creator Ben Aaronovitch and Chaosium creators Mike Mason, Lynne Hardy, Paul Fricker, Keris McDonald, Michael O'Brien, and Brian Holland for signing sessions at UK Games Expo in

Check out the Call of Cthulhu investigator sheets based on the ones created by the characters Molly, Nightingale, Abigail, and Indigo from Ben Aaronovitch's Rivers of London novels.Rivers of London RP

Chaosium Congratulates our 2023 ENNIES Awards winners!Rivers of London: the Roleplaying Game - Best Rules (silver)Ben Aaronovitch, Graeme Barber, Paul Fricker, Adam Gauntlet, Lloyd Gyan, Lynne Hardy,

It's been a busy 2024 for the Chaosium team! In case you've missed something, here's a run-down of everything new we've released this year, on the Chaosium website, at DriveThruRPG, and in retail dist

Coming Chaosium releases, revealed at Chaosium Con...Magic has returned to our world.The London Metropolitan Police Service’s special magic branch take to the streets to come to grips with the “demi-m

Rivers of London RPG line editor and Call of Cthulhu associate editor Lynne Hardy is Guest of Honour at GaelCon 2023 in Dublin this weekend.As part of her Guest of Honour role Lynne will running 'Goin

We'll be demoing Chaosium games at Airecon at the Harrogate Convention Centre in Yorkshire UK this coming weekend, Friday 15th - Sunday 17th.All games are short participation demos that last 15-20 min

Chaosium's David Scott and Don Ford will be at Tabletop Gaming Live 2026 to run demo games of Age of Vikings, Rivers of London, and QuestWorlds. Join them at Doncaster Racecourse in Doncaster, UK on