Ultimate X-Men #87

"SENTINELS" Part 4 (of 5) Things get deadly as Dazzler and Pyro infiltrate the Mutant Liberation Front-only to find a dark secret about the organization! Meanwhile, the rest of the team are left to discover just how advanced these new Sentinels are... as Bishop's life hangs in the balance!

Image: Ultimate X-Men #87 - Marvel Comics

Ultimate X-Men #87