There are two factions in Zombie Panic: Source; the living, and the undead. Survivors are those who have not fallen victim to the zombies and reanimated, and fight off the undead however possible. The basic rules of survival are mainly common knowledge, easy to remember, tips to help you survive for as long as possible when dealing with the undead menace during your time playing on the survivor team. Note: All pictures featured in this article were created using Garry's Mod, so the images do not reflect actual gameplay.