Play around with the settings and scenes! Move with WASDEQ. Enjoy! If you click "See inside," then go in the Setup sprite, you can make your own models using the custom blocks.
Thank you to @FindingPepper3 for their tri-filler, z-clipper, and rotation matrices. Thank you to @stefie_alt for some tri-filler code fixes. Everything else is by me! Use turbowarp: https://turbowarp.org/1328536368