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Chaosium is coming to Dragonmeet in London this December! Come see us at the Novotel Hammersmith on Saturday 3rd December.Trade HallIn the Trade Hall hall we'll have a wide selection of Chaosium releases on offer including Cults of Cthulhu, A Time to Harvest, the Call of Cthulhu Keeper Tip … read more

Line editor Lynne Hardy walks us through all the plans for the Rivers of London TTRPG in 2022. Rivers of London the RPG is based on Ben Aaronovitch’s best-selling urban fantasy fiction chronicling the world of the Folly.Lynne is talking with Chaosium's James Coquillat as part of our C … read more

Rivers of London 10th Anniversary MessageBy Lynne Hardy, line editor for Rivers of London - The Roleplaying Game.It’s a wet Sunday afternoon here in the North East, so the perfect time to reflect on something else with a watery theme: Rivers of London, now celebrating its tenth anniversary.I wasn’t … read more

By Lynne Hardy, line editor for Rivers of London.Even when the game you’re developing is based on a tried and tested system, you still need to playtest it to make sure that all the tweaks and additions you’ve made work the way they need to.Our intention was (and still is!) for Rivers of Lo … read more

Call of Cthulhu 7th edition co-author Paul Fricker is also one of the development leads of our Rivers of London RPG, based on the series of novels by Ben Aaronovitch. Here, as part of our Chaosium Interviews series, Paul talks with Chaosium's James Coquillat about the differences betw … read more

The latest in our Chaosium Interview series features Lynne Hardy, line editor of our forthcoming Rivers of London RPG, which is based on the popular series of novels by Ben Aaronovitch. Lynne updates us on recent developments, including playtesting. She is talking with Chaosium's James Coquilla … read more

Chaosium is producing the Rivers of London Roleplaying Game, based on Ben Aaronovitch’s best-selling urban fantasy fiction. Reflecting the series' inventive take on the fantastic—from Newtonian magic to the strange powers wielded by the rivers and other supernatural beings that inhabit the … read more