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