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