Collects Ultimate X-Men #94-97.
*New scribe Aron Coleite jumps aboard, fresh from his stint as one of the top writers on the hit NBC show Heroes! Regrouping after the devastating battle against Apocalypse, the X-Men encounter a new adversary which seems unstoppable. To fight it, the young mutants must ask themselves: How far are they willing to go and what are they willing to take to raise their game? The answer will test the bonds and shake the team to its very core. *Source: marvel.com