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