Buy a combo at Chop2Shop.Zom and use it.

Finished all the Stump Missions

Found the grenades in the laundry room in Bump in the Night

Completed Old Friends

Completed Hello and Dubai

Unlocked all door breach options

Recovered from near-death 5 times without dying

Caught Faraz within 15 minutes in Finding Faraz

Unlocked a soldier of each class

Used your Fire Team buddy to re-arm or heal

Completed Rip Current

Killed 25 enemies while using peek and lean during the Campaign

Completed Changing Tides