In this futuristic third-person shooter, players resume the role of a Raven, a mercenary who pilots a giant flying mech known as Armored Core. After tailoring the weapon loadout and vehicle propulsion system for the mission at hand, Raven engages in ferocious battles with other mechs across a variety of futuristic landscapes.
New features in the PSP version include Ad-hoc multiplayer functions to enhance your gaming experience. The game save from Armored Core 3 Portable can also be carried over to this game.