|Don't gaze at it too long!
This article contains plot details about the game. Do not read ahead if you don't want it spoiled!
Nazi Zombies have many different forms depending on what creature is infected. All of them are green or grey with a red armband that's has a Nazi Swastika on it.
- Alien Abduction - A hobo can be found on board the ship infected, Green Goo leaks into the sewers.
- PTA Problems - First Nazi Zombie breaks out, infects others, start showing up around town.
- Attack the School - Ginger Hallway monitors become infected, Clyde uses goo to create an army.
- Unplanned Parenthood - Fetuses at clinic become infected via the unknown goo in the trash can, giant fetus attacks.
- Beat Up Clyde - Nazi Zombies guard tower, Craig uses Nazi Zombie cows, Clyde turns Chef into a Nazi Zombie.
- Betrayal From Within - Princess Kenny turns into a Nazi Zombie after being defeated for the first time.
- Nazi Zombie Bounty - Players need to hunt 5 groups for their rings and give them to Sergeant Yates.
Nazi Zombies are created from the Green Goo from the Alien Ship that crashed into South Park Mall. It almost turns everyone it touches into Nazi Zombies, this includes:
- Animals (Rats, some of the rats belong to Kenny, Cows, Cats, Princess Kenny's unicorn)
- Underpants Gnomes
- Aborted Fetuses
- Mayor McDaniels
- Ticket Guy
- Ginger Hallway Monitors
- Gary Nelson
- Herbert Garrison
- Gerald Broflovski
- Officer Barbrady
- Alien Conspiracy Hobo
- Princess Kenny
All Nazi Zombies speak through audio clips of Adolf Hitler's various speeches. After the final boss is defeated, the Nazi Zombies return to normal, and the goo is finally taken care of.