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The Propeller Cap (known as Silly Propeller Cap for a short period) is a head item. It was first made available on April 10, 2019 after the release of Experiment #2 via the
/andybulletin code. The code was first revealed by Andy on the Box Critters Bulletin YouTube.
|April 10, 2019
The Propeller Cap on a Beaver in-game
The Propeller Cap on a Hamster in-game
The Propeller Cap on a Lizard in-game