Ring the red bell in both rooms and survive the attack.

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

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

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

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

Complete the single player campaign on any difficulty.

Assault Makarov's safehouse.

Execute the plan to help the Americans.

Kill 10 enemies in a row using akimbo weapons.

Kill 2 rappelling enemies in a row before they land on their feet.

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

Kill at least 10 enemies with one Predator Missile.

Find Rojas in the Favelas.