Evil Brain

The Evil Brain is a hat accessory item introduced in the 10.4.1 update.

Appearance
It seems to be a brain with on the bottom, a science-themed metal detail.

Use
Stealth. Extends the amount of time when equipping gadgets.

Cost
Unlocked when reaching Ruby League and it costs 175.

Trivia
This was added in the 10.4.1 update along with other hats.