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