Off Limits is a secret Scorpion-7 lab in the Yukon Map, and is hard to get to. It spawns many medical items as well as civilian grade firearms (particularly Vipers) and military ammo. A Mega Zombie spawns in one of the biodomes. Off limits spawns zombies with a full Biohazard Suit and Explorers are a common find. Off limits contains several labs, 3 biodomes and a cargo area. In the biodomes one may encounter naked zombies, suggesting that the facility ran some experiments on humans.
- Deer and moose spawn in one of the biodomes.
- A mega zombie will spawn in one of the biodomes in a full Biohazard Suit