Collects Ultimate Fantastic Four/X-Men, Ultimate X-Men/Fantastic Four, and Official Handbook of the Ultimate Marvel Universe #1-2.
*Cerebro has been stolen - and the trail points directly at the government’s premier think tank, the Baxter Building! The X-Men aren’t happy about it - and the Baxter Building’s most famous residents, the Fantastic Four, aren’t happy about an angry team of mutants showing up on their doorstep! Plus: in-depth bios on the Ultimate X-Men, the Ultimate Fantastic Four, the Ultimates and Ultimate Spider-Man! *Source:Marvel.com