Kill 50 Enemies with the Micro-9mm

Beat 'Chapter 13 - Locomotion' in less than 7 minutes

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

Beat 'Chapter 3 - Borneo' in less than 6 minutes 30 seconds

Kill 20 Enemies with the Pistole

Kill 100 Enemies with Headshots

Kill 50 Enemies with the FAL

Find 20 Treasures

Kill 5 Enemies in a Row with Headshots

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Kill 20 Enemies with Headshots

Kill 75 Enemies in a Row Without Dying

Find 1 Treasure