Help train the local militia.

Run The Pit in 'S.S.D.D.' and finish with a final time under 30 seconds.

Save the farmer.

Get a kill with each type of handheld gun, explosive and launcher in the single player campaign.

Kill 20 attack dogs with a knife.

Find 15 enemy intel items.

Complete any level without reloading your weapon (excluding 'The Coup' and 'Aftermath').

Kill 3 enemies in a row with your knife in the single player campaign.

Destroy 8 enemy helicopters in 'Heat'.

Find and use the hidden cache in 'Heat'.

Sky dive to safety on Veteran difficulty.

Complete the game on any difficulty.

Complete 'Ultimatum', 'All In', and 'No Fighting in the War Room' on Veteran difficulty.