Multi_Tasking

Threat Assessment Detect 20 enemies using the Threat Pulse in Multiplayer

Suck In Your Guts Gentlemen Complete Chapter 6: "Nowhere to Hide"

Flushed Defeat the giant necromorph in the water tunnels

Don't You Die on Me! Revive another player in Co-op mode

Nice Guy Complete the game while consuming 10 Civilians or fewer.

Eye for an Eye Complete the "Kovik's Sin" quest.

Ace Port Royal Ace Port Royal

Drilling Down Discover the Black Tusk's purpose at the Pentagon and thwart it.

Self Controlled Kill your own Shadow Clone with Simulacrum during the Diablo encounter.

Sampler Play at least one match in every game mode type.

Gun Dealer Collect every weapon on one profile

Flawless Raider Complete a Raid without anyone in your fireteam dying.

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.

Still Got Wolf Problems Complete "The Wolves of Mars" quest.

Too Much Firepower? Open the secret weapons store in P-Sec

Lexine, I Told You To Be Quiet! Defeat the Brute

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

Twice The Firepower Play cooperatively with a second player

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

Ecologist Complete Chapter 7: "Life and Death"

Keep on Rolling Land on a roll again space twice in a row (Classic)

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

The Revolution is Coming Play all "In the Name of the Tsar" operations

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

Sweaty palms? Kill a Demolisher with a vehicle

Pull The Knife Out Complete Chapter 8: "In the Hearts of Men"

Super Star Earn 30 stars on one profile

You… Still don't get it!! Successfully performed an event attack on Crocodile.

Collector's Delight Collect all weapons, text logs and audio logs on Chapter 1: "Worlds Apart"

Blue Ribbon Champ In CitC, completed all Blue Ribbon Challenges.

Reactor Heist Secure the perfusion bioreactor from the DARPA labs below the Pentagon.

First Objective Complete your first objective (CTB)

Fast Worker Sport and Leisure Acquire a Sport & Leisure wedge on your first attempt (Classic)

On a Roll String together 5 correct answers (Classic)

Begin with a BANG Access the Tactical Operations Center.

Cleared the Board Clear the board

Full Circle Fill your puck for the first time (Classic)

Sacrifice And Survival Complete Chapter 9: "Escaping the Ishimura"

Sack Blast Defeat the giant necromorph on the hull of the Ishimura

Unnatural Selection Acquire all available upgrades.

Forging Ahead Complete an encounter in the Archon's Forge.

Fast Worker Science and Nature Acquire a Science & Nature wedge on your first attempt (Classic)

Supreme Teen Finish Shadows of Rose on Hardcore difficulty.

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

Ace Pirate Town Ace Pirate Town

Fast Worker Entertainment Acquire a Entertainment wedge on your first attempt (Classic)

Classic Champ Win a game of Classic Trivial Pursuit

Two Sides of the Same Coin Win 10 times.

Survivor Complete the game on "Normal"