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