The following cheats become available under the 'Options' menu when you collect the Pivots that are hidden throughout the game.

Infinite Ammunition:
Infinite pistol ammo and arrows.

Killing Spree:
Allowed to assassinate enemies while not in stealth mode.

Made Of Steel:
Invincibility.

Ninja:
Enemy AI disabled; enemies will not see or hear you.

Recruit:
Infinite recruit tokens.

Season Changer:
Toggle seasons between summer and winter.

Semi-Automatic:
Ranged weapons have no reload time between shots.

Sun And Moon:
Toggle between day and night.

Thunder Kill:
Thunder and lightning after each kill.

Weather Man:
Set current weather conditions.