Find 90 treasures

Defeat 30 enemies with the Desert - 5

Defeat 70 enemies with the M4

Defeat 100 enemies with headshots

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

Defeat 20 enemies with a single punch, after softening them up with gunfire

Defeat 30 enemies with Mk-NDI grenades

Defeat 75 enemies in a row without dying

Find 30 treasures

Defeat five enemies in a row with headshots

Find the Strange Relic

Defeat 20 enemies with hand-to-hand combat