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