Kill 50 enemies with the AK-47

Kill three enemies with one explosion

Kill five enemies in a row with headshots

Kill 10 enemies with headshots

Find five treasures

Kill five enemies with a brutal combo

Defeat 75 enemies in a row without dying

Defeat ten enemies in a row with a single punch, after softening them up with gunfire

Defeat 250 enemies with headshots

Finish the game in Normal Mode

Find 80 treasures

Find 70 treasures