Avengers Forever #14

AVENGERS ASSEMBLE CHAPTER SEVEN: THE GREATEST GATHERING OF AVENGERS IN THE HISTORY OF EVER! The mightiest heroes of the Multiverse. The protectors of the prehistoric Earth. And the mainstay Avengers of the present-day Marvel Universe. At last, they all stand together in one place, united against a common foe. What enemy could dare stand against the greatest force ever assembled? Here comes Doom the Living Planet with the answer.
Rated T+