The hottest new X-book's next era continues, as Jason Aaron (Thor: God of Thunder) and Eisner Award winner Ramon Perez (Tale of Sand, John Carter) kicks off the mega-story that will define the series for years to come. Wolverine and the Jean Grey School students journey to the Savage Land, as Wolverine's brother Dog, from the super-hit Origin, returns... but why, and how, is he poised to become the biggest new villain in years? COLLECTING: Wolverine & The X-Men 25-29.