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