Call of Cthulhu RPG Keeper Rulebook 7th Ed.

Call of Cthulhu is a tabletop role-playing game based on the worlds created by HP Lovecraft . It is a game of mystery, mystery and horror.

This book, the Keeper Rulebook , contains the basic rules of the game, basic information, instructions, spells, and monsters. It is intended for use by a player who will lead an adventure for other players. You must own at least one copy of this book to play Call of Cthulhu .