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