Written using Pico-8's internal tracker. You can watch the video of it here: https://youtu.be/Q3k0fXKC314
Originally written for Matt Hughson's game Kid Bludd's Treacherous Tower - https://mhughson.itch.io/kid-bludds-treacherous-tower
Please contact me if you would like to use this in a project. We can discuss the details.