The Leader has placed an expanding dome of pure gamma radiation around the Cube, with anyone caught inside it being mutated into a Gamma Monster. The Avengers, along with the support of S.H.I.E.L.D., enter the Cube in an attempt to the destroy the Gamma Generator.
The Avengers are ambushed and captured, one by one, by Ultron’s team of synthezoid Avengers as part of the wayward android’s plan to rid the world of “flawed” humans, perfect himself, and construct a mate.
A.I.M.’s Scientist Supreme unleashes Technovore, providing a distraction for an armorless Tony Stark while the A.I.M. agents fight Black Panther, Captain America, and War Machine in an attempt to steal Stark Industries’ technology.
