The monkey mind-control helmet is an Invention device that is a part of the cave goblin tech tree. It allows the player to acquire a mind-controlled monkey butler as a servant for their player-owned house.
Discovering this device requires the player to have the blueprint unlocked from the cave goblin technology tree, and level 60 Invention. Success in creating the blueprints earns 32,284.5 Invention experience.
|Discover: Monkey mind-control helmet|
- Originally, it required 1325 Inspiration to discover.