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