Liberate an outpost without triggering an alarm.

Lure and kill a predator.

Escape the pirates and survive in the wilderness.

Kill 50 enemies through solid matter with the Auger in the single player Campaign.

Defeat the Mother Spinner in the single player Campaign.

Complete 'http://deckers.die'.

Explore every hood in Steelport.

Reinforcements on the way.

Successfully assassinate SDC Chairman Tian Zhao.

Successfully rescue HVI.

Unlock the secret door in Tulum.

Complete all instances of Guardian Angel.

Cause 50 enemies to fall to their deaths.