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