Complete the campaign on Hardened or Veteran difficulty.

Demonstrate killer economic sensibilities by taking down 3 enemies with a single bullet

Use the Grim Reaper to destroy the MG emplacement.

Silently take out 3 VC.

Take down Castro with a headshot.

Break free from the torture chair.

Play Zork on the terminal.

Escape the ship with 2:15 left on the timer in Veteran.

Rack up a body count of 20 NVA using air support in Hue City.

Kill 10 NVA with Dragon's Breath rounds.

Use no more than 6 TOW guided missiles to destroy the tanks in the defense of Khe Sanh.

Use only dual wield weapons to escape Kowloon.

Incinerate 10 enemies with the flamethrower attachment in the POW compound.

Get to the POW compound in the Hind using only rockets.

Kill 7 monkeys in under 10 seconds in the Rebirth labs.

Make it through the NOVA 6 gas without dying on Rebirth Island.

Destroy all targets and structures while making your way up the river.

Destroy both helicopters with one Valkyrie missile from the deck of the ship.

Destroy all slingshot targets in 3 attempts.

Destroy all enemies on vehicles during the prison break.

Enter the Soviet relay station undetected.

Guide the squad through the Soviet outpost without them getting killed.

Complete "Operation 40," "Vorkuta," and "Executive Order" on Veteran difficulty.

Complete "Numbers," "Project Nova," and "Victor Charlie" on Veteran difficulty.