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