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