Do as the Director says!

Clear a level with each snake mask

Destroy 100 electronic devices

Unlock all snake masks

Perform a 20x combo

Finish HOMICIDE without using guns

Complete first day without dying on normal difficulty

All challenges completed on normal difficulty

Perform every ground kill in the game.

Use all throwing weapons at least once

Hit three or more enemies with the same weapon in one throw

Unlock all weapons

Collect all the masks