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