- Pistol and machine gun shots do not go through enemies.
- Sniper rifle added.
- Sniper rifle and shotgun bullets go through enemies.
- Pistol, Shotgun, Machine Gun, and Sniper Rifle are all pick-ups.
- 12 playable levels.
- 2 different graphics for enemeis.
- Enemies will lose their heads when hurt.
- Dual-Wieldable weapons (all of them are dual-wieldable).
- Instructions at the beginning of the game given to you from a zombie (oh, the irony).
- Double Jump unlockable.
- New background graphics.
Here shows the shotgun right after I shot it at an enemy with the new enemy graphics.