Kill 30 Enemies with the Tau Sniper

Kill 50 Enemies by Melee-Attacking from Behind

Kill 30 Enemies with the Arm Micro

Find 80 Treasures

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

Kill 30 Enemies with the KAL-7

Kill 100 Enemies with Headshots

Hit 3 Enemies with Fish in the Market

Defeat 50 Enemies with Hand-to-Hand Combat

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)

Defeat 20 Enemies with Hand-to-Hand Combat

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

Defeat 30 Enemies in a Row with Your Side Arm