Metal Gear Solid 5 Key Items Locations: How To Unlock All Costumes ...

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If you reach certain milestones in the game, or finish off particularly tricky missions, you'll receive a special Key Item as a reward. These allow you to develop new items of equipment and cosmetic items - here's how to unlock every one of them.

Metal Gear Solid 5 Key Items locations: How to unlock all costumes and suits

Key	Notes	Criteria
Children's Reward	Unlocks Water Pistol	Finish Mission 18
First Aid Manual	Unlocks Tactial Fulton D-Dog	Finish Mission 18 and search Masa Village
Master Certificate - Marking	Can tell the different between enemies and decoys	Mark 500 enemies
Master Certificate - Fulton	Unlocks Grade 3 Fulton upgrade	Extract 500 enemies
Grand Master Certificate - Fulton	Unlocks F-Ballista	Extract 1,000 enemies
Master Certificate - Box	Unlocks C. Box (WR)	Take all Invoices in Africa or Afghanistaion
Grand Master Certificate - Box	Unlocks C. Box (SMK)	Take all Invoices in Africa AND Afghanistan
Conch Shell	Unlocks Petrol Bomb and Fulton upgrade	Finish Side Op 113
Skulls Machete	Unlocks Task-Arm SM	Finish Mission 29
Strangelove's Memento	Unlocks Bandana	Finish Side Op 143
Man on Fire - Corpse	Unlocks Furicorn	Finish Side Op 144
Quiet's Examination Report	Unlocks Gray XOF uniform	Finish Mission 40 or watch Quiet's interrogation cutscene
Handkerchief	Unlocks Sniper Wolf uniform	Finish Mission 40
Emmerich's Research Notes	Unlocks Stealth Camo	Watch the exiling of Emmerch cutscene
The Codename: Big Boss	Unlocks Leather Jacket uniform	Finish the Phantom Pain's secret mission
Master Certificate - Standard	Unlocks Cyborg Ninja uniform	Finish every mission (except hardest difficulty)
Grand Master Certificate - Standard	Unlocks Raiden uniform	Finish every mission (except hardest difficulty) - S Rank
Master Certificate - Elite	Unlocks Naked (Silver) and Bionic Arm uniform	Finish all missions on Extreme, Subsistence and Total Stealth
Grand Master Certificate - Elite	Unlocks Naked (Gold) uniform	Finish all missions on Extreme, Subsistence and Total Stealth - S Rank
Star of Bethlehem	Unlocks Infinity Bandana uniform	Finish the Phantom Pain's secret mission

- You can find the rest of our Metal Gear Solid 5 walkthrough from the first page of this article.

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