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