Mirrodin—a world of living metal, an artificial ecosystem created by the Planeswalker Karn to support organic life—is on the cusp of cataclysm. When the Planeswalker Venser goes in search of his former mentor, he learns Karn’s life hangs in the balance—and with him the entire plane of existence. For fans of the mega-selling trading card game, Magic: the Gathering®, the full story behind Scars of Mirrodin, a revisitation one of Magic’s most popular settings.