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