Superman: Action Comics: The Oz Effect - Deluxe Edition

In this 2018 DC Comics deluxe one-shot, writer Rob Williams and artist Guillem March pull back the curtain on a mystery that had simmered through the "Action Comics" run, revealing the true identity of the enigmatic figure known as Mr. Oz. The story explores the character's connection to a major Superman adversary, reshaping the stakes of the Man of Steel's world. A compact, high-impact story that delivers a long-awaited payoff for fans following the Oz storyline.