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