Malleus Monstrorum Keeper Deck (Online Only)

A range of monsters with game characteristics and evocative artwork. Call of Cthulhu Keeper Decks are designed to provide in-game resources, handy references, and information. Use the Malleus Monstrorum Deck when you need to reference a monster profile and when designing scenarios and encounters. These decks provide new layers to plots, enhance the story, and provide quick access to an array of fiendish foes.