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 Normal Without Changing the Difficulty

Kill 50 Enemies with the M4

Kill 30 Enemies with the Dragon Sniper

Kill 30 Enemies with Mk-NDI Grenades

Find 30 Treasures

Kill 20 Enemies with the Desert - 5

Kill 50 Enemies with the Micro-9mm

Find 20 Treasures

Kill 50 Enemies with the AK-47