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One Smart Cookie Complete one optional tomb.

Bookworm Find 25% of all documents.

Predator Kill 50 enemies with the bow.

Down and Dirty Perform 15 finishers.

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

Sharp Shooter Perform 50 headshot kills in the single player campaign.

Opportunist Kill 25 unaware enemies.

Gunslinger Kill 35 enemies with the pistol.

Relic Hunter Collect 25% of all relics.

Scrounger Collect 5000 pieces of salvage.

Picky Loot 200 enemies.

A Survivor Is Born Complete the game.

Clever Girl Purchase all skills in one category.

Tastes Like Chicken! Kill and loot 10 small animals (rabbits, chickens, rats).

Looking for Trouble Find 25% of GPS caches.

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

Equalizer Kill 75 enemies with the rifle.

Unfinished Business Complete one challenge.

Crab Cakes Kill FeeFee the crab.

Widowmaker Kill 40 enemies with the shotgun.

Now We're Getting Serious Fully mod and completely upgrade any weapon.

Historian Find 75% of all documents.

Intellectually Superior Complete all optional tombs.

Archaeologist Collect 75% of all relics.

50 Kills: M4 Kill 50 Enemies with the M4

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

Relic Finder Find the Strange Relic

20 Kills: Wes - 44 Kill 20 Enemies with the Wes - 44

Triple Dyno-Might! Kill 3 Enemies with 1 Explosion

Run-and-Gunner Kill 20 Enemies by Shooting from the Hip (without aiming)

Proficient Fortune Hunter Find 30 Treasures

Bag Full O' Cache Find 75% of GPS caches.

50 Kills: Micro-9mm Kill 50 Enemies with the Micro-9mm

30 Kills: Dragon Sniper Kill 30 Enemies with the Dragon Sniper

Lethal Purchase all skills in all categories.

250 Headshots Defeat 250 Enemies with Headshots

20 Kills: Desert - 5 Kill 20 Enemies with the Desert - 5

30 Kills: Mk-NDI Kill 30 Enemies with Mk-NDI Grenades

Boom Goes the Dynamite Shoot a bundle of dynamite out of the air.

Clean Up Your Act Defeat Sasha.

True Potential Purchase every upgrade for a single power.

No Stone Left Unturned Find all documents, relics and GPS caches.

Professional Fortune Hunter Find 40 Treasures

Novice Fortune Hunter Find 20 Treasures

Good Train Good guys proactively facilitate transportation solutions.

30 Kills: M79 Kill 30 Enemies with the M79

Stunt Coordinator Complete 10 of the stunts on the stunt list.

Discerning Taste Take down a street performer who is imitating a statue.

Electric Hobo Ride the train for 2 kilometers.

Red Baron Take down 100 enemies while they are airborne.