Got 50 kills while holding enemy weapons

Killed 25 enemies with melee during the Campaign

Completed Connect the Dots

Caught Faraz within 15 minutes in Finding Faraz

Completed Hat Trick

Requested ammo from an Ally 25 times in Campaign

Killed two enemies with one bullet in the Changing Tides mission

Completed Hot Pursuit

Won a round with a Friend as a Fire Team Buddy

Complete 3 Combat Mission objectives

Completed Through the Eyes of Evil

Completed Unintended Consequences

Finish the game on at least medium difficulty.