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