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