Find 35 treasures

Kill 30 enemies with the Dragon Sniper

Kill 20 enemies by shooting from the hip (without aiming with the L1 button)

Kill 100 enemies with headshots

Kill 30 enemies with the M79

Kill three enemies with one explosion

Kill 20 enemies melee-attacking from behind

Kill 20 enemies with Mk-NDI grenades

Find 20 treasures

Kill 50 enemies in a row without dying

Kill 20 enemies with a brutal combo

Kill 10 enemies by aiming while hanging from a ledge

Kill five enemies in a row with headshots