Episode 31: Sahelanthropus - Metal Gear Solid 5 S-Rank Walkthrough

** SPOILERS AHEAD ** IGN guides you through the final boss battle at the end of Chapter 1 during Episode 31: Sahelanthropus in Metal Gear Solid 5: The Phantom Pain. For more on MGS 5, check out our full wiki on IGN @ http://www.ign.com/wikis/metal-gear-solid-5-the-phantom-pain