Kill 20 Enemies with Brutal Combo

Kill 5 Enemies in a Row with Brutal Combo

Finish the Game on Hard Without Changing the Difficulty

Finish the Game on Easy Without Changing the Difficulty

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

Kill 50 Enemies with the Moss - 12

Kill 30 Enemies with the MP40

Kill 50 Enemies with the 92FS - 9mm

Kill an Enemy While Playing as an Alternate Character Costume Other Than Drake

Find 20 Treasures

Kill 50 Enemies with the Micro-9mm

Kill 50 Enemies with the AK-47

Kill 100 Enemies with Headshots