Brian Wood (DMZ, Star Wars, X-MEN) takes the helm as "Reservation X" begins, and a brave new world for the nation's surviving mutants starts here! Kitty Pryde tries to lead a nation of mutants, but someone close to her has different plans! Meet Mach Two, former Morlock tunnel refugee turned mutant resistance fighter! Will she side with Kitty, or become a dangerous new enemy? The mutants might hold the key to solving world hunger, but what is the deadly cost? And as the Iron Patriot guest-stars, Mach Two's play for power takes a new turn - and leads to a fatal showdown! Collecting ULTIMATE COMICS X-MEN #18.1 & #19-22.