Kill five enemies in a row with a brutal combo

Kill 30 enemies with the M79

Kill 100 enemies with headshots

Kill five enemies in a row with headshots

Find 30 treasures

Kill 20 enemies with the Wes - 44

Kill 20 enemies with a brutal combo

Find 20 treasures

Kill three enemies with one explosion

Kill 30 enemies with headshots

Kill 50 enemies in a row without dying

Kill 10 enemies with headshots