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