Leave No Stone Unturned

Collect 45 enemy intel items.

Look Ma Two Hands

Kill 10 enemies in a row using akimbo weapons in Single Player or Special Ops.

Desperado

Kill 5 enemies in a row using 5 different weapons or attachments in Single Player or Special Ops.

It Goes to Eleven

Earn at least 1 star in 11 different Special Op missions.

Ghost

Plant the C4 in 'Cliffhanger' without alerting or injuring anyone in the blizzard.

Blackjack

Earn 21 stars in Special Ops.

I'm the Juggernaut...

Kill a Juggernaut in Special Ops.

Off the Grid

Complete 'Just Like Old Times' and 'Endgame' on Veteran Difficulty.

Knock-knock

Kill 4 enemies with 4 shots during a slow-mo breach in Single Player or Special Ops.

The Road Less Traveled

Collect 22 enemy intel items.

Queen takes Rook

Complete 'Loose Ends' and 'The Enemy of My Enemy' on Veteran Difficulty.

Homecoming

Complete 'Of Their Own Accord', 'Second Sun', and 'Whiskey Hotel' on Veteran Difficulty.

Ends Justify the Means

Complete 'Contingency' on Veteran Difficulty

Prisoner #627

Complete 'The Only Easy Day... Was Yesterday' and 'The Gulag' on Veteran Difficulty.

Red Dawn

Complete 'Wolverines!' and 'Exodus' on Veteran Difficulty.

Turistas

Complete 'Takedown' and 'The Hornet's Nest' on Veteran Difficulty.

Colonel Sanderson

Kill 7 chickens in under 10 seconds in 'The Hornet's Nest'.

Black Diamond

Complete 'Cliffhanger' on Veteran Difficulty.

First Day of School

Complete 'S.S.D.D' and 'Team Player' on Veteran Difficulty.

Pit Boss

Run The Pit in 'S.S.D.D' and finish with a final time under 30 seconds.

Charlie On Our Six

Earn 8 stars in Special Ops.

Hotel Bravo

Earn 4 stars in Special Ops.

Gold Star

Earn 1 star in Special Ops.

For the Record

Complete the Single Player campaign on any difficulty.

The Price of War

Complete the single player campaign on Hardened or Veteran Difficulty.

Drive By

Kill 20 enemies in a row while driving a vehicle in Single Player or Special Ops.

Out of the Frying Pan...

Complete the mission in the airplane graveyard.

The Pawn

Assault Makarov's safe house.

Whiskey Hotel

Take back Whiskey Hotel.

Desperate Times

Execute the plan to help the Americans.

Soap on a Rope

Storm the gulag.

Unnecessary Roughness

Use a riot shield to beat down an enemy in Single Player or Special Ops.

The Harder They Fall

Kill 2 rappelling enemies in a row before they land on their feet in Single Player or Special Ops.

Royale with Cheese

Defend Burger Town.

Ten plus foot-mobiles

Kill at least 10 enemies with one Predator missile in Single Player or Special Ops.

Some Like it Hot

Kill 6 enemies in a row using a thermal weapon in Single Player or Special Ops.

Tag 'em and bag 'em

Find Rojas in the Favelas.

Cold Shoulder

Infiltrate the snowy mountain side base.

Two Birds with One Stone

Kill 2 enemies with a single bullet in Single Player or Special Ops.

No Rest For the Wary

Knife an enemy without him ever knowing you were there in Single Player or Special Ops.

Danger Close

Get hand picked for Shepherd's elite squad.

Three-some

Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.

Back in the Saddle

Help train the local militia.