Finish the game in Easy Mode

Find one treasure

Defeat 30 enemies with the Wes - 44

Finish the game in Normal Mode

Defeat 20 enemies with hand-to-hand combat

Defeat three enemies with one explosion

Throw back a grenade and defeat two enemies at once

Defeat 20 enemies with gunfire by aiming while hanging

Defeat 20 enemies by blind-firing while in cover (without aiming with L1/R1)

Defeat 30 enemies with the RPG - 7

Defeat 50 enemies with the Micro - 9mm

Defeat 70 enemies with the M4