H47SR

Headbanger Kill an enemy with the impact damage from a frag grenade to the head.

Clay-more Kill 11 enemies using Claymores in 'Loose Ends'.

Desperado Kill 5 enemies in a row using 5 different weapons or attachments.

The Harder They Fall Kill 2 rappelling enemies in a row before they land on their feet.

Do NOT push this button Ring the red bell in both rooms and survive the attack.

Leave No Stone Unturned Collect 45 enemy intel items.

Hot Potato Destroy the helicopter using frag grenades in 'The Only Easy Day... Was Yesterday'.

The Road Less Traveled Collect 22 enemy intel items.

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

Silent Skies Destroy both BTRs without using Predator Drones in 'Wolverines!'

Look Ma Two Hands Kill 10 enemies in a row using akimbo weapons.

Drive By Kill 20 enemies in a row while driving a vehicle.

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

The Student Surpasses the Master Beat BX time in 'S.S.D.D.'.

Precognitive Paranoia Kill Shepherd.

Clown in Training The U.S. Army Rangers ain’t no place for clowns.

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

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.

Off the Grid Complete 'Just Like Old Times' and 'Endgame' on Veteran difficulty.

Out of the Frying Pan... Complete the mission in the airplane graveyard.

Queen takes Rook Complete 'Loose Ends' and 'The Enemy of My Enemy' on Veteran difficulty.

The Pawn Assault Makarov's safehouse.

Whiskey Hotel Take back Whiskey Hotel.

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

Desperate Times Execute the plan to help the Americans.

Ends Justify the Means Complete 'Contingency' on Veteran difficulty.

Prisoner 627 Complete 'The Only Easy Day... Was Yesterday' and 'The Gulag' on Veteran difficulty.

Soap on a Rope Storm the gulag.

Unnecessary Roughness Use a Riot shield to beat down an enemy.

Knock-knock Kill 4 enemies with 4 shots during a slow-mo breach.

Red Dawn Complete 'Wolverines!' and 'Exodus' on Veteran difficulty.

Target Confirmed Instruct the Honey Badger to kill 80 enemies in 'Exodus'.

Turistas Complete 'Takedown' and 'The Hornet's Nest' on Veteran difficulty.

Royale with Cheese Defend Burger Town.

Ten plus foot-mobiles Kill at least 10 enemies with one Predator Missile.

Some Like it Hot Kill 6 enemies in a row using a thermal weapon.

Tag 'em and bag 'em Find Rojas in the Favelas.

Cold Shoulder Infiltrate the snowy mountain side base.

Black Diamond Complete 'Cliffhanger' on Veteran difficulty.

I should've listened to Father... Reach the Hun Camp for the first time.

An old friend Send Sukhra to the oasis.

Sliding heaven! Reach the Aqueduct for the first time.

Legend of the West You've become a true legend of the West!

Zed's Dead, Baby Attain 100% Game Completion statistic in Undead Nightmare.

Fan Service Find and break a unicorn.

Mad Marston: The Trail Warrior Attain Rank 5 in all Undead Nightmare Challenges.

Chupathingy Find and kill a chupacabra.

Spinning Plates Have every territory saved at the same time during the Undead Nightmare.

All's Right With the World Complete "On a Pale Horse".