We’re knee-deep in the Heroic Age, and the X-Men are smack-dab in the center of the Marvel Universe!

In San Franciso, two X-Men have donned masks and taken to the streets as the new vigilante protectors of the people against a huge Spider-Man villain. Who are these X-Men, and why are they disguising themselves?

Meanwhile, elsewhere in the Marvel U.: Fantomex and Batroc fight over a stolen diamond! Spider-Man and the Stepford Cuckoos dance their cares away! A visit from Thor to Wakanda ends with Storm becoming a true Goddess of the Weather! A new Contest of Champions is held! Friends become lovers! Lovers become enemies! THE SKY WILL FALL, so do not miss this epic anthology!

Collecting X-MEN: TO SERVE AND PROTECT #1-4.