Discover the secret history of World War Two - stories of the amazing heroism which struggled to overthrow a nightmare alliance of science and the occult, of frightening inhuman conspiracies from the depths of time, and the unbelievable war machines which were the product of Nazi scientific genius - and how close we all came to a slithering end! A massive gaming universe unfolds with the Achtung! Cthulhu guides, supplements, campaigns, miniatures and more.