Kill 10 Enemies in a Row, Alternating Hand-to-Hand Combat and Gunfire

Defeat 5 Guardians With a Sniper Rifle

Kill 50 Enemies with the FAL

Kill 30 Enemies with the Wes-44

Defeat 10 Enemies in a row with Hand-to-Hand Combat

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

Activate a Tweak

Kill 30 Enemies with the M79

Kill 5 Enemies with a Single Punch After Weakening Them with Gunfire

Kill 20 Enemies with Gunfire While Hanging

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

Activate a Tweak

Activate a Tweak