Kill three enemies with one explosion five times

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

Kill five enemies in a row with a single punch, after softening them up with gunfire

Kill 20 enemies with a brutal combo

Finish the game in Normal Mode

Kill 50 enemies with the SAS - 12

Kill 20 enemies melee-attacking from behind

Kill 50 enemies with the M4

Kill 20 enemies with Mk-NDI grenades

Kill 50 enemies with the 92FS - 9mm

Find 55 treasures

Kill 20 enemies with the Desert - 5