SaltySlacker

Break a Leg! Defeat the "Old Friend" (Boss at the end of "Taking Control").

Mankind Is Your Mask Complete 3 missions without causing a single Military Alert.

There's a Medal for That Get all medals in Episode Two.

Mechanocide Kill 100 Enemies with Sentry Bots, Sentry Turrets, or RC Bomb Cars

Festival Clean Up Simulator Clean up the large Caustic-X spillage in Utopia

Terror in the Blood Defeat Diablo after using an ability that costs health while below 10% of your life.

King Slayer Dethrone A King

Pacific Rift Champion Set a time of 10:00 or less across all Pacific Rift events.

Counter Master Perform 25 Attack Reversals.

Flawless Victory Clear Arcade on Normal or harder difficulty without using a single continue.

Taking It For The Team You were on the winning team in all multiplayer team games.

Allergic to First Aid Spray Finish the game without using a First-Aid Spray.

Saw it Comin'! Perform 10 Low Parries.

Story of My Life Completed all substories.

Amon Defeated Defeated Amon.

When the wrong tools do the job, are they still wrong? Destroy a Bug Nest, Cyborg AA, or Illuminate Beacon with anything but the NUX-223 Hellbomb.

I'm no Zoologist, but how do you classify a 20 foot tentacle? Face each new enemy once.

Alley-oop! Perform 20 Tag Combos.

Eternal Champion Clear Arcade on the hardest difficulty.

Fowl Five Piece Get a chain of 5 chickens strung together in Dead Ops Arcade.

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

This Never Happened You performed an apto-regressive neurotomy on Dahl.

Axes High Kill 30 enemies using Fodder axes.

Party's Over Destroy all Harley Balloons

Rekindled Kate and Mark rekindled their relationship

Master of Horror Complete the game on Nightmare difficulty.

Master Chef Collect all Recipes and Schematics in one play-through

Door Prize Examine all the vitrified test chamber doors

Throwing Rocks! Achieve a score of 200 or more in Tekken Bowl.

Now try online Win a Quick Race with AI Difficulty set to Hard (not unlockable in Split Screen mode).

Demysteriouslierified Solve all murder mysteries for Ava's podcast.

Hail Mary Throw a hatchet and kill an enemy from 30m

Self-Incriminating You found out what happened to Mikhaila's father and let her know.

One Mech of a Ride Hijack your first Mech.

Drill Sergeant Complete the Drill Room without taking any damage.

I Should Buy A Boat Get the Rocket Boat, also known as "The Loochador".

Herb-master Create 15 potions in a single playthrough.
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Speedy Rexecutioner Destroy the Metal Gear REX boss in under 2 mins 30 seconds

Coffers Full Get every coin in all of the levels

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

Push the Fat Guy You killed Alex.

Schrodinger's Catch Catch a blue-painted box before it touches the ground

No Room for Sidekicks Complete a Legend of the Wasteland without any player(s) becoming incapacitated

A True Legend Complete a Legend of the Wasteland on Nightmare difficulty

Remembrance Play three different Echoes

Postmodern Abstractionism Kill an Eternalist with a Paint Bomb.

Land Speed Record Clear Time Attack in under 09'00"00.

Let the Investigations Begin! Completed your first investigation.

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

"Run, Moira. Run!" Clear Episode Two in Countdown Mode.