- Fires an explosive plunger that sticks to foes, then explodes in a noxious mess.
- — Weapon Description
The Outhouse Avenger is the only costume for the Plunger Gun.
Projectile Speed and Reload Speed can both be upgraded 5 levels each, with a separate Silent But Deadly "ultimate upgrade".
- Requires DLC purchase
- Does the least damage of any explosive weapon
- Short delay before projectile explodes
- This weapon's effect is similar to Fart in a Jar, though much more deadly.