Written by MARK MILLAR Penciled by CHRIS BACHALO, BEN LAI, RAY LAI, DAVID FINCH & ADAM KUBERT All New Cover by TBD The Ultimates vs. the Ultimate X-Men: the battle begins. When the X-Men do the worst thing they could to humanity, the government orders Captain America, Iron Man, Thor and the rest of the Ultimates to bring them down. A small but lethal army, the Ultimates were created to face these and other newly risen threats to mankind. But the X-Men's founder, Professor X, hasn't been training his students for nothing - and the young mutants just might take out the Ultimates first. Next, with the X-Men still licking their wounds from their battle with the Ultimates, can Professor Xavier's mutant team possibly survive the return of their most powerful foe? Witness the return of Magneto! Collecting ULTIMATE WAR #1-4 and ULTIMATE X-MEN #26-33. 312 PGS./Rated A