Defeat 20 enemies with the Pistole

Defeat three enemies with one explosion

Defeat 50 enemies with the 92FS - 9mm

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 headshots

Defeat ten enemies in a row with hand-to-hand combat

Complete the Missing Doll quest

Defeat an enemy as a chicken

Defeat an enemy with its own projectile

Teleport through an Olmec head

Defeat 3 giant skeletons