Hell Scientists

The  is a limited-time premium decoration that was released on November 10, 2020, as part of Act 4 of the Treehouse of Horror XXXI Event. The first one was the second prize to be won in the event's Act 4. Additional ones could be bought for donuts in the store for the duration of the event.

Trivia

 * It can be placed on grass, pavement, dirt, krustyland road, boardwalk, pier, edge of boardwalk, or edge of pier.