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