Magneto, the X-Men's deadliest villain, returns. They've faced the Weapon X program, Proteus and even the superhuman strikeforce known as the Ultimates. Now, still licking their wounds from their prior battles, can Xavier's mutant team possibly survive the return of their most powerful foe? Starring all the X-Men that you met in movie - including Wolverine, Cyclops, Jean Grey and Storm.