The classic ribbon-based typewriters are iconic, but inconvenient. The trainer lets you quick-save with a hotkey. Made it past the parking garage without finding a ribbon? Hit F9 and relax.

If infinite ammo isn't enough, this is the nuclear option. A single shot from the Matilda will drop a G-Virus Tyrant. A knife slash will dismember a Licker. This is great for speed-running the "S+" ranking requirements (though it defeats the challenge).

Never craft a handgun bullet again. Activate this, grab the Lightning Hawk or the LE 5, and turn the zombie apocalypse into a first-person shooter gallery. Note: This breaks the survival horror balance, but it is incredibly cathartic.

One of the most requested features. You can toggle Mr. X on or off. Want to explore the library in peace? Turn him off. Want a nightmare mode? Turn on "Invisible Enemies" and see how long you last.