Start the Single Player Campaign on any difficulty.

Destroy the Jamming Tower. Complete "Black Tuesday" on any difficulty.

Take back New York Harbor. Complete "Hunter Killer" on any difficulty.

Escape the mountain safe house. Complete "Persona Non Grata" on any difficulty.

Defend the Russian President. Complete "Turbulence" on any difficulty.

Infiltrate the village. Complete "Back on the Grid" on any difficulty.

Make it to Westminster. Complete "Mind the Gap" on any difficulty.

Save the US Vice President. Complete "Goalpost" on any difficulty.

Assault the shipping company. Complete "Return to Sender" on any difficulty.

Track down Volk. Complete "Bag and Drag" on any difficulty.

Complete "Black Tuesday" and "Hunter Killer" on Veteran difficulty.

Complete "Persona Non Grata", "Turbulence", and "Back on the Grid" on Veteran difficulty.

Complete "Mind the Gap", "Goalpost", and "Return to Sender" on Veteran difficulty.

Kill 5 enemies with a single grenade in Single Player or Special Ops.

Melee 5 enemies in a row in Single Player or Special Ops.

Kill 20 enemies with the Chopper Gunner in a single run in "Return to Sender."

Kill 2 enemy helicopters without getting hit in a Special Ops Survival game.

Finish a Juggernaut with a knife in Special Ops.

Have $50,000 current balance in a Special Ops Survival game.

Survive 1 wave in a Special Ops Survival game.

Complete a Special Ops Mission Mode game on Hardened or Veteran with no player getting downed.

Earn 1 star in Special Ops Mission Mode.

Complete the "Black Ice" Special Ops mission on any difficulty.

Complete the "Black Ice" Special Ops mission on Veteran difficulty.