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