Defeat 100 enemies with headshots

Defeat 70 enemies with the SAS - 12

Defeat 75 enemies in a row without dying

Find 80 treasures

Defeat 20 enemies with the Pistole

Defeat 30 enemies with the Desert - 5

Defeat 30 enemies with the Moss - 12

Find 60 treasures

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

Defeat 50 enemies with stealth attacks

Defeat 50 enemies with the Micro - 9mm

Defeat 20 enemies with headshots

Find the Strange Relic