Kill 30 Enemies with the Mk-NDI

Kill 20 Enemies with Gunfire While Hanging

Successfully Counter all of a Brute's Damage-Giving Attacks

Kill 75 Enemies in a Row Without Dying

Find 1 Treasure

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

Kill 50 Enemies with the 92FS-9mm

Kill 20 Enemies with Gunfire While Hanging

Kill 30 Enemies with Mk-NDI Grenades

Defeat 20 Enemies with Hand-to-Hand Combat

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

Finish the Game on Easy Without Changing the Difficulty

Kill 30 Enemies with the MP40