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