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