Complete the game.

Find 75% of all documents.

Purchase all skills in one category.

Loot 200 enemies.

Kill 40 enemies with the shotgun.

Force an enemy to drop dynamite that kills two people when exploding.

Find 25% of GPS caches.

Perform 15 finishers.

Kill 35 enemies with the pistol.

Collect 25% of all relics.

Complete one challenge.

Successfully perform Cooling Flush 10 times (Multiplayer)

Kill 10 enemies while attacking or defending a control point in Supremacy