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