It's a new lineup and a new era for Earth's Mightiest Heroes! Wonder Man is back, but can he be trusted? What will his return mean for the Vision? And can the Avengers overcome the inconceivable might of the Serpent Crown? That's just the beginning of a war that will grow to include the powers of Nuklo, Atlantis and Doctor Doom! Then, the mad tyrant Graviton increases the tension, and the Grim Reaper puts the Avengers on trial. The controversy continues when Ultron takes a bride and Iron Man attacks the Champions!