(W) Brian Michael Bendis (A/CA) Frank Cho. Written by BRIAN MICHAEL BENDIS Pencils and Cover by FRANK CHO ULTRON IS BACK and* yes* now he's a she. What?? Ultron's a girl?? It's Ultron as only Frank Cho can bring it. And the Mighty Avengers haven't had a moment to get to know each other before they are thrown into one of the most epic adventures in the history of the Avengers. 32 PGS./Rated A ...$2.99