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