Superman (comic book) story arc and began a link between "Superman", "Action Comics", and "Supergirl" that started a long-form narrative with the "" event. The majority of Robinson's run featured Mon-El and the Guardian as the featured characters, while Superman himself had gone to live on the planet New Krypton. Robinson's last full issue was #699, tying into "", and he finished his run in a short story in issue #700 (August 2010) that returned Superman to Earth. "Superman" #700 also saw writer J. Michael Straczynski, a self-professed Superman fan who feels a personal connection to the character, take over writing duties with
Superman: Last Stand on Krypton Zod. Zod questions Luthor and finds out Superman is on the planet and Luthor agrees to help him. Zod's robots descend upon the New Kryptonian sanctuary, where the colonists are infected with Kryptonium, a.k.a. the green death. The animals and people in the colony die horribly. Superman pleads with Zod to avoid war, but Zod declines, and hands him over to Luthor. Luthor infects Superman with forms of the green death, which turns him into a brutish being in the process. Superman is thus rendered animalistic and unintelligible, but his motives are still pure. He takes Lois to his father,