Single Player: Complete 20 hacking challenges

Complete Welcome to the Jungle

Single Player: Kill 10 enemies using hacked sentry guns

Complete Post-Human

Complete the game.

Purchase all skills in one category.

Kill 75 enemies with the rifle.

Collect 5000 pieces of salvage.

Collect 25% of all relics.

Perform 50 headshot kills in the single player campaign.

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

Kill 50 enemies with the bow.