Brainiac is a megalomaniacal genius who roams the universe, collecting knowledge to increase his intellectual and scientific prowess. Obsessed with establishing his superiority, Brainiac captured Krypton’s greatest cities, then eradicated what remained…or so he thought. Tales of the “Last Son of Krypton” have reached far into the stars. Now, the Collector of Worlds comes to Earth to finish his accumulation of Krypton -- and discovers a new world worthy of his collection.