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