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You'll try anything once Play 1 mission in each mode (campaign, challenges, competitive multiplayer)

You realize it's only points, do you? Reach Driver Rank 12

Conserving oxygen Hold your breath for an hour

Dedicated soldier Complete 100% of the campaign on any difficulty

Last Man Standing--Again Win five times in a row.

Kung Fu Fighting Survive to the end only using physical attacks.

Co-op Win Beat the game in local Co-op mode.

Hard as nails Complete the game on Sniper Elite difficulty

Online Co-op Complete an online co-op game.

Mountain Climber Complete the "King of the Mountain" mission.

Charted! - Brutal Finish the Game on Brutal Without Changing the Difficulty

Ace Act 3 and Act 4 Ace Act 3: The Mission and Act 4: The Level Factory

Complete all 10 Island freeburn Challenges Awarded when you successfully complete all 10 Island Freeburn Challenges. These can be completed by 2 -8 players

Team Effort Win without any members of your team being killed.

Sniping with friends Complete the campaign in co-op

Charted! - Brutal Finish the Game on Brutal Without Changing the Difficulty

Take the Stage Defeat your opponent and achieve victory in 3 stages.

Virtual Survivor Achieve a score of 3,750 in the VR Survival Challenge

Kill or Be Killed Win while in the dying state.

Online Warrior Beat 10 opponents in online versus mode.

METAL GEAR SOLID® Booty Master Collect all of the METAL GEAR SOLID® prize bubbles

It wasn't that hard, was it? Win Bilal's race

Dead by Dawn? Complete Nightmare.

Night Court Complete "The Court of Oryx" quest.

The Young Wolf Complete the "Rise of Iron" quest.

Double the distance Snipe enemies over a cumulative distance of a double marathon

Murder Spree Defeat the BSAA as a creature without dying once.

Highly decorated Earn 1 of every ribbon in competitive multiplayer

Not without a Fight Defeat Ustanak 20 times.

Beast Slayer Destroy the KRAKEN boss

Online Co-op Complete an online Co-op game.

Formidophobic? Interesting... Destroy 50 scarecrows

Staying Alive Return to the game as a human character.

Fastest Man in the Swamp Complete an Extreme Challenge in End of Zoe.

Threat Assessment Detect 20 enemies using the Threat Pulse in Multiplayer

Officer material Attain a rank of Second Lieutenant (level 31)

Speedy Rexecutioner Destroy the Metal Gear REX boss in under 2 mins 30 seconds

Ace Port Royal Ace Port Royal

The Everyman Complete all the challenge missions

Master of Horror Complete the game on Nightmare difficulty.

Protect and Serve Protect the BSAA without any of them getting hurt.

You Are S.O.L. Defeat your opponent 10 times with enemies you sent.

You Asked For It Finish the game on 悪夢(AKUMU) mode.

Surrounded on All Sides Send 2,000 enemies to your opponent's map.

Sweaty palms? Kill a Demolisher with a vehicle

One Is Never Enough As Ustanak, capture a total of 50 humans.

Thrifty Painter Complete Act 3: The Mission firing less than 125 paintballs

Pure Evil Unlocked all trophies for The Evil Within.

Prank Call Lure an enemy with a phone call and lock them in a room. (Ch. 1)

A Different Beginning Clear Chapter 1, "An Oath."