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