Kill 20 enemies with Mk-NDI grenades

Kill 10 enemies with grenades by aiming while hanging from a ledge

Kill five enemies in a row with a brutal combo

Finish the game in Easy Mode

Kill 30 enemies with the Dragon Sniper

Kill 50 enemies with the 92FS - 9mm

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

Find 50 treasures

Find 45 treasures

Kill 20 enemies with the Desert - 5

Find 35 treasures

Kill 50 enemies with the Micro - 9mm

Find 25 treasures