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