Complete the game.

Find 75% of GPS caches.

Fully mod and completely upgrade any weapon.

Find 75% of all documents.

Kill and loot 10 flying animals (crows and gulls).

Kill 75 enemies with the rifle.

Kill 25 unaware enemies.

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

Perform 15 finishers.

Kill and loot 10 large animals (deer, boar, wolves).

Find 25% of GPS caches.

Collect 25% of all relics.

Complete one challenge.