Avenegrs: Ultron Unlimited

The robotic rage of Ultron returns! Created years ago by the Avenger Hank Pym, the maniacal mechanoid and his bride Alkhema are back to remake the world in their image. But first they must wipe out all humans - starting with the small Eastern European country of Slorenia. As Earth's Mightiest Heroes assemble to avenge this genocide, they find themselves facing the unstoppable armies oif Ultron and a foe more powerful than he's ever been before! Collecting Avengers #0, Avengers #19-22 #and Avengers: The Ultron Imperarive.