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