ROUND 1 From the powerhouse creative team of Brian Michael Bendis , Jason Aaron , Matt Fraction , Jonathan Hickman , Ed Brubaker , John Romita Jr. , Adam Kubert and Olivier Copiel comes a groundbreaking event pitting Earth’s Mightiest against the X-Men with the entire Marvel Universe at stake. Cyclops and his team believe the arrival of the Phoenix Force will save mutantkind, but Captain America is convinced it will destroy the world! But who is right?
