A crisis in the United States forces the Ultimates into action, as Cap, Iron Man and Thor finally reunite! The Ultimates target the forces working behind the scenes to rip the USA apart, as Hydra battles SHIELD, Thor makes a startling choice, and a secret weapon is revealed that could tip the country into chaos...forever! Plus: Kitty Pryde makes her stand - and as the X-Men fight for their lives in the Sentinel-controlled states, the war for mutant liberation begins! And with the nation under siege, Miles Morales - the all-new Spider-Man - decides to become a member of the Ultimates. And he will do absolutely anything it takes to earn that right. The Ultimate event of the year is here! COLLECTING: Ultimate Comics X-Men 13-18, Ultimate Comics Ultimates 13-18, Ultimate Comics Spider-Man 13-18

The mutants have proved their worth, and Utopia thrives - but at what cost? Kitty makes a choice that could haunt her forever, as Mach Two's jungle insurgency gains strength! Plus, there are eyes in the sky - but who's watching the mutants? And when the mutant nation comes under siege, with General Ross leading the charge, Jimmy Hudson prepares for war...and Kitty and Mach Two must find out whether they can work together for the good of mutantkind! COLLECTING: Ultimate Comics X-Men 24-28

Collects Ultimate Comics X-Men #24-28. The mutants have proved their worth, and Utopia thrives - but at what cost? Kitty makes a choice that could haunt her forever, as Mach Two's jungle insurgency gains strength! Plus, there are eyes in the sky - but who's watching the mutants? And when the mutant nation comes under siege, with General Ross leading the charge, Jimmy Hudson prepares for war...and Kitty and Mach Two must find out whether they can work together for the good of mutantkind!

The mutants have proved their worth, and Utopia thrives - but at what cost? Kitty makes a choice that could haunt her forever, as Mach Two's jungle insurgency gains strength! Plus, there are eyes in the sky - but who's watching the mutants? And when the mutant nation comes under siege, with General Ross leading the charge, Jimmy Hudson prepares for war...and Kitty and Mach Two must find out whether they can work together for the good of mutantkind! COLLECTING: Ultimate Comics X-Men 24-28

It's Wolverine versus Kid Omega for dominance of the Jean Grey School. Wolverine will discover that the hardest prison to escape can be his own mind. COLLECTING: WOLVERINE AND THE X-MEN: ALPHA & OMEGA 1-5

The world tour is over. It ended abruptly and tragically, with deaths and hard decisions. After returning home to Westchester, the X-Men attempt to continue on, bringing normalcy back to their lives as best they can, opening the school to students once more. However, just as everything settles back to the mundane, Jean Grey's life shifts towards the bizarre. Her mental barriers are starting to erode, as she begins to see things... like a giant bird composed of flames. Ultimate X-Men (2000) #21-25.