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

Kill 20 Enemies with a Single Punch After Weakening Them with Gunfire

Beat 'Chapter 5 - Urban Warfare' in less than 7 minutes 30 seconds

Kill 50 Enemies with the M32-Hammer

Kill 50 Enemies with the SAS-12

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

Kill 50 Enemies with the Micro-9mm

Kill 30 Enemies with the Desert-5

Activate a Tweak

Find 100 Treasures

Find 60 Treasures

Find 40 Treasures

Finish the Game on Normal Without Changing the Difficulty