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