Find 30 enemy intel items.
Kill all 4 tanks on the overpass with the Javelin missile in 'The Bog'.
Destroy all the TVs showing Al-Asad's speech.
Complete any level using only the knife to kill enemies.
Alert the enemy helicopter in 'All Ghillied Up' and take it down.
Kill 20 attack dogs with a knife.
Get a kill with each type of handheld gun, explosive and launcher in the single player campaign.
Find the Desert Eagle in 'Crew Expendable' and kill 5 enemies with it.
Beat IW best time on the Ship Training course in 'F.N.G.' (15.1 sec).
Complete the cargo ship mockup in less than 19 seconds.
Sky dive to safety on Veteran difficulty.
Complete the game on Hardened or Veteran difficulty.
Complete 'Game Over' on Veteran difficulty.
Complete the game on any difficulty.
Complete 'Ultimatum', 'All In', and 'No Fighting in the War Room' on Veteran difficulty.
Kill 3 enemies in a row with your knife in the single player campaign.
Complete 'Heat' and 'The Sins of the Father' on Veteran difficulty.
Corner Zakhaev's Son.
Destroy 8 enemy helicopters in 'Heat'.
Shoot down an enemy helicopter with an RPG in the single player campaign.
Find and use the hidden cache in 'Heat'.
Complete 'All Ghillied Up' and 'One Shot, One Kill' on Veteran difficulty.
Carry Cpt. MacMillan to safety.
Kill at least 3 rappelling enemies in a single rope.
Kill Makarov and complete your mission
Complete 'All Ghillied Up' without alerting any enemies.
Complete 'Safehouse' on Veteran difficulty.
Find Al-Asad's safehouse.
Kill an enemy while blinded by a flashbang in the single player campaign.
Find 15 enemy intel items.
Survive a dog attack.
Complete 'Shock and Awe' on Veteran difficulty.
Kill 20 enemies with explosives in a single level.
Complete 'The Bog' and 'War Pig' on Veteran difficulty.
Kill 4 enemies in a row with headshots in the single player campaign.
Stab an injured crawling enemy.
Complete 'Hunted' and 'Death From Above' on Veteran difficulty.
Operate an AC-130 gun ship.
Kill 5 enemies with one shot while in the AC-130 gunship.
Save the farmer.
Complete any level without reloading your weapon (excluding 'The Coup' and 'Aftermath').
Protect 'War Pig', the Abrams tank.
Save Pvt. Roycewicz on the stairs.
Complete 'Charlie Don't Surf' on Veteran difficulty.
Kill 2 enemies by blowing up a car in the single player campaign.
Complete 'Blackout' on Veteran difficulty.
Kill the power.
Infiltrate a cargo ship.
Complete 'Crew Expendable' on Veteran difficulty.
Complete 'F.N.G.'.