- Added optional in-game timer showing current level time and full run time.
- Added ability to hide HUD.
- Added ability to turn off checkpoints.
- Added re-mappable keyboard shortcut for restarting level.
- Added 14 unlockable Game Modifiers - found throughout the story: All weapons, Infinite Ammo, No Recoil, Player Bullet Speed, Enemy Bullet Speed, One-Shot Enemies, One-Shot Player, Infinite Focus, Focus Speed, Player Speed, Big Heads, Player Size, Cinematic Focus Camera, Side-On Camera.