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