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