The Alien in the Tank is a Big Decor introduced in the 12.0.0 update.
It appears to be a futuristic tank with a futuristic stand. Inside the tank, there is some green liquid along with the Alien enemy.
It is used to tremendously increase the efficiency of Gadgets.
- This can be found in Area 52 Labs.
- The Alien enemy is stuck in the tank.
- It is one of the two craft items that consists of at least one enemy, the other being the Corral with Zombies.