Perform 250 Flank, Surprise and/or Tag Team kills

Perform 100 Headshots

You didn’t go wounded once in a mission (medium, hard or insane)

Complete Outside Contact

Players simultaneously killed 2 unaware targets

Level up to Rank 5

Complete all tracks in Outskirts Area

Make your first kill as a rookie (in Cause and Effect mission)

Talk Yoder out of his killing rage.

Beat Solomon, flawlessly, in The Great Destroyer

Took down 2 enemies with 1 bullet in Night Shift

Destroyed 6 enemy tanks before reaching the fort in Thunder Run

Found the nuke