Do you want to compare Atrocitus with John Constantine? Discover the powers, weakness & weapons of Atrocitus and John Constantine from Atrocitus Biography and John Constantine Biography. Find out all about Atrocitus and John Constantine.# Check out how is Atrocitus unique and distinct from John Constantine. Discover their love interest, sidekicks, family tree and the movies and games list in which Atrocitus and John Constantine have appeared. Find out everything about them here!