Kill 30 enemies with the MP40

Find 50 treasures

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

Kill 20 enemies with the Desert - 5

Kill 20 enemies with the Wes - 44

Find 25 treasures

Kill 50 enemies with the AK-47

Find the Strange Relic

Kill 20 enemies with Mk-NDI grenades

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

Kill three enemies with one explosion five times

Kill 20 enemies melee-attacking from behind

Find 15 treasures