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