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