Kill 30 enemies with the MP40

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

Kill 20 enemies with the Desert - 5

Find 30 treasures

Kill 20 enemies with the Wes - 44

Kill 20 enemies with a brutal combo

Kill 50 enemies with the AK-47

Find 15 treasures

Find 10 treasures

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

Kill five enemies in a row with headshots

Find five treasures