Arkham Horror RPG: Core Rulebook

The Arkham Horror Roleplaying Game Core Rulebook is everything you need to run investigations into cosmic horror in 1920s New England. Set in the shadowy streets of Arkham, Massachusetts, it puts players in the role of investigators brave enough to confront the eldritch terrors lurking just beyond the edge of understanding — armed with nothing but their wits, a handful of six-sided dice, and this book.

Inside you'll find intuitive rules for character creation, detailed information on the city of Arkham and its surroundings, a bestiary of adversaries and Ancient Ones, and a complete introductory adventure to get your group straight into play. The system is designed for immersive storytelling and tough choices, with mechanics that keep the tension high and the stakes real.

What's good?

• Self-contained — just this book and six-sided dice to play
• Intuitive mechanics built for narrative-driven, high-stakes investigation
• Rich Arkham lore, locations, NPCs, and adversaries included
• Complete starter adventure included — ready to run straight away

Who is it for?

• ✔ Fans of Lovecraftian horror looking for a dedicated RPG system
• ✔ Keepers (GMs) and players new to the Arkham Horror universe
• ✔ Groups who enjoy narrative, investigation-focused roleplaying
• ✖ Not suited to players looking for a rules-heavy, crunchy system

Pair with: Arkham Horror RPG — browse all supplements, sourcebooks, and adventures.