HALO ESCALATION #15

On a treacherous planet, the UNSC Infinity battles the bloodthirsty Covenant for control of the Janus Key-and the Forerunner empire's secrets . . . The action-packed sequel to Halo 4's Spartan Ops continues! Story by Duffy Boudreau (BlackAcre, Bloodshot), art by Sergio Ariño (Ms. Marvel)!