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