Updates & Advice to Boost Your Games
What's Inside?
Packed with rules options and three scenarios, the Call of Cthulhu: Keeper Companion has something for everyone, whether novices or veterans. The book is designed to help you get the most out of your games!
New Rules
The Call of Cthulhu: Keeper Companion contains a plethora of new and updated rules, including: new methods for creating investigators, revised Sanity rules, an investigator organization creation system, revised skills, optional rules for skill rolls, and new rules for combat and chases.
The Keeper Toolbox
The Keeper Toolbox includes information on running the game, designing scenarios, and easy ways to ‘spice up’ monsters and characters. The book also contains three new Call of Cthulhu scenarios, each showcasing the use of the new optional rules presented in the book:
New Scenarios
Little Miracles
A beginner-friendly scenario set near Arkham, concerning a missing professor from the Miskatonic University.
If I Had a Hammer
A comfortable Friday night at home turns into a nightmare.
What a Puzzler!
An investigative scenario about the new fad for jigsaw puzzles.
Everything You Need To Play
The Call of Cthulhu: Keeper Companion contains maps and handouts for each of the included scenarios. The book also provided revised investigator sheets and Pulp Cthulhu hero sheets, and a wealth of additional play aids.
This book is designed for use with the Call of Cthulhu: Keeper Rulebook.
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Product Footer
Footer Name:
- Publisher:
- Chaosium
- Year Released:
- 2026
- Ruleset:
- Call of Cthulhu 7th Edition
- Page Count:
- 226
- Format:
- Full Color Hardcover
- ISBN:
- 978-1-56882-628-8
- Authors:
- Mike Mason and Paul Fricker, with James Coquillat, Adam Gauntlett, and Al Smith
- Cover Artist:
- Nick Grey
- Interior Artists:
- Celyn Davies, Erik Davis-Heim, Doruk Gölcü, Susanah Grace, Nick Grey, Lin Hsiang, Clark Huggins, Luke Marcatili, Samuel Marcelino, M. Wayne Miller, Nicola Silvani, Riley Spalding, John Sumrow, Theoretical Psychics Art Services, and Tomislav Tikulin.
- Cartography, Handouts & Diagrams:
- Matt Ryan and John Malcolm
- Design and Layout:
- Chandler Kennedy
