Avengers: Ultron Forever (2015) #1

PART 1 OF 3 - THE START OF A THREE-PART AVENGERS EVENT! 500 years into the future, Ultron has won. Humanity is all but extinct - dead or enslaved by the Ultron Singularity. Now, seven Avengers are brought through time by Doctor Doom to battle the machine god for the fate of the cosmos... or die trying! It begins here - an epic adventure spanning the past and future of the Avengers!