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