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