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