Mophidius

    Achtung! Cthulhu is a terrifying World War Two setting, fully compatible with the Call of Cthulhu, Sixth Edition and Savage Worlds roleplaying games.    Discover the secret history of the war...

The terrors of Achtung! Cthulhu’s Secret War meet Paolo Parente’s DUST universe in a sanity challenging crossover campaign!    Secrets of the Dust is where two epic roleplaying systems collide,...

What Lurks Beneath The Waves?   This is the Revised edition brought up to date for use with the Achtung! Cthulhu Investigator's and Keeper's Guides   Achtung! Cthulhu brings you a wartime CALL OF...

Achtung! Cthulhu brings you a two-fisted wartime CALL OF CTHULHU & SAVAGE WORLDS roleplaying game setting packed full of fiendish Nazis, terrifying ancient mysteries, legendary war machines, and...