Attribution for meshes in this folder.

Helmet by [4MULE8 via thingiverse](https://www.thingiverse.com/thing:1243621), released under [CC BY-SA 3.0](https://creativecommons.org/licenses/by-sa/3.0/).
clowncollar by us.
Monkey by [YahooJAPAN via thingiverse](https://www.thingiverse.com/thing:182232), released under [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/), and remeshed using [TetWild](https://github.com/Yixin-Hu/TetWild).
