Chaosium Call of Cthulhu The Grand Grimoire of Cthulhu Mythos Magic RPG Sourcebook - CHA23141-H

Chaosium's The Grand Grimoire of Cthulhu Mythos Magic (CHA23141-H) is a comprehensive RPG sourcebook for Call of Cthulhu, cataloguing the spells, rituals, and eldritch workings drawn from across the Cthulhu Mythos. This is the definitive magic reference for Keepers running Call of Cthulhu campaigns, gathering an extensive collection of Mythos spells into a single authoritative volume. Whether you're building a sinister cult's forbidden library or equipping investigators with dangerous arcane knowledge, this grimoire gives Keepers and players the depth and variety to make magic feel genuinely unsettling and consequential at the table.

Key Features

• Compiles a vast range of Mythos spells and rituals drawn from across Call of Cthulhu's published materials into one reference volume
• Designed for use by Keepers to introduce, expand, or enrich magical elements within their campaigns
• Spells are rooted in the cosmic horror tone of the Cthulhu Mythos, reinforcing the dangerous and sanity-threatening nature of arcane power
• Serves as both a game-play resource and a lore reference, deepening the setting detail available to Keepers
• Compatible with the current edition of the Call of Cthulhu roleplaying game

What's Included

• The Grand Grimoire of Cthulhu Mythos Magic hardcover sourcebook (CHA23141-H)