Cheat codes

Obviously, these only work in singleplayer.

To use cheat codes, open console by pressing F12 or Alt + S, then type in the code as stated below.

armorgod
200 armor.
itemgod
All items.
weaponmaster
All weapons.
codenamegod
God mode (invulnerability) - also, you can press F10 to complete the mission.
missionmaster
Unlocks all missions.