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