Defeat the Crimson Helm.

Defeat 20 enemies with gunfire by aiming while hanging

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

Find ten treasures

Defeat 50 enemies with hand-to-hand combat

Defeat 20 enemies with hand-to-hand combat

Finish the game in Normal Mode

Kill 50 enemies with the SAS - 12

Kill 50 enemies with the 92FS - 9mm

Kill 100 enemies with headshots

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

Kill 20 enemies with the Wes - 44

Kill five enemies with a brutal combo