Edge Studios revealed The Thompson Files, a new bestiary book for Arkham Horror RPG, which will hit retail on June 26, 2026.

The Thompson Files is a 96-page hardcover bestiary that revolves around the files compiled by Mandy Thompson, an esteemed researcher of the arcane. It features firsthand investigator accounts of encounters with Eldritch horrors as well as Mandy’s annotated research notes and monster profiles. The book also contains advice for GMs and other GM tools.  

It will retail for $39.99.

Edge Studio also released Adventures: Kingsport Mysteries, a new book for Arkham Horror RPG, into retail (see ” ‘Kingsport Mysteries’“).

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