Delta Green (Call of Cthulhu Horror Roleplaying, Modern)

Delta Green is a sourcebook for the Call of Cthulhu role-playing game. Delta Green seamlessly incorporates into the Cthulhu Mythos of H.P. Lovecraft such modern horrors as UFOs and alien abductions, government conspiracies, the manipulation of society and politics by 'secret masters,' and good old fashioned paranoia.