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