100% official Konami. A gimmick, but a very cool gimmick!
Metal Gear Solid: PO
Metal Gear Solid: Portable Ops - Official Strategy Guide (Brady Games)
Official Strategy Guide for Metal Gear Solid: Portable Ops.
Metal Gear Solid: Portable Ops Plus (UK PAL)
A predominantly online expansion pack for Metal Gear Solid: Portable Ops.
Metal Gear Solid: Portable Ops (UK PAL)
The first outing for Tactical Espionage Action on the Portable platform!