Kill 40 enemies with the shotgun.
Shoot 10 enemies off zip lines.
Kill 35 enemies with the pistol.
Find 75% of GPS caches.
Complete one optional tomb.
Kill and loot 10 large animals (deer, boar, wolves).
Complete all challenges.
Kill 25 unaware enemies.
Complete the game.
Kill 75 enemies with the rifle.
Loot 200 enemies.
Rope pull 5 enemies off edges.
Incapacitate 25 enemies with dodge counter.
Purchase all skills in all categories.
Collect 5000 pieces of salvage.
Collect 75% of all relics.
Kill and loot 10 small animals (rabbits, chickens, rats).
Perform 15 finishers.
Find 25% of GPS caches.
Find 75% of all documents.
Force an enemy to drop dynamite that kills two people when exploding.
Complete all conversations with the Endurance crew.
Find all documents, relics and GPS caches.
Collect 25% of all relics.
Fully mod and completely upgrade any weapon.
Shoot a bundle of dynamite out of the air.
Kill FeeFee the crab.
Perform 50 headshot kills in the single player campaign.
Fully mod and completely upgrade all weapons.
Kill and loot 10 flying animals (crows and gulls).
Find 25% of all documents.
Kill 50 enemies with the bow.
Complete all optional tombs.
Complete one challenge.
Purchase all skills in one category.