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