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