Call of Cthulhu Rpg Keeper Rulebook: Horror Roleplaying in the Worlds of H.p. Lovecraft (Call of Cthulhu Roleplaying)
Brand: Chaosium
Call of Cthulhu is a tabletop roleplaying game based upon the worlds of H.P. Lovecraft
It is a game of secrets, mysteries, and horror. Playing the role of steadfast investigators, you travel to strange and dangerous places, uncover foul plots, and stand against the terrors of the Cthulhu Mythos.
This book, The Keeper Rulebook, contains the core rules, background, guidance, spells, and monsters of the game.
Call of Cthulhu, 7th edition, is backwards-compatible with all other available Chaosium Call of Cthulhu titles.