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