Originally published as X-Men: To serve and protect #1-4.
"We're knee-deep in the Heroic Age and the X-Men are smack-dab in the center of the Marvel Universe. Chris Yost returns to the X-Books to tell a story that pits two fan-favorite X-Men up against a major Spider-Man villain. Who are these X-Men and why are they wearing disguises? Also, Fantomex and Batroc fight over a stolen diamond"--Publisher description.