Use a Riot shield to beat down an enemy.

Kill Shepherd.

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

Complete the single player campaign on any difficulty.

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

Assault Makarov's safehouse.

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

Execute the plan to help the Americans.

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

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

Defend Burger Town.

Kill 6 enemies in a row using a thermal weapon.

Kill 10 enemies in a row using akimbo weapons.