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