Kill 5 Enemies in a Row with Brutal Combo

Finish the Game on Crushing Without Changing the Difficulty

Finish the Game on Easy Without Changing the Difficulty

Find all Treasures and the Strange Relic

Kill 20 Enemies by Shooting from the Hip (without aiming)

Kill 50 Enemies with the Moss - 12

Kill 50 Enemies with the M4

Find 50 Treasures

Defeat 250 Enemies with Headshots

Find 30 Treasures

Kill 50 Enemies with the AK-47

Find the Strange Relic

Kill 10 Enemies with Grenades While Hanging