An Essential Play Aid For Those Running Games Of Call Of Cthulhu, This Four-Panel Keeper Screen Collects And Summarizes Important Rules, Statistics, And Charts To Assist The Keeper When Running Games. Also Included Are Two Scenarios Set In Lovecraft Country During The 1920S (`Blackwater Creek` And `Missed Dues`), Plus Twelve Ready To Play, Pre-Generated Investigators And Full-Color Maps Of Lovecraft Country, The World Of Cthulhu, And Arkham Environs.