Here is a showcase of Devastation being fixed with some things added and removed. The start of the video until Bombu's part will look pixelated due to the background so I apologize. Enjoy.
Original Unfinished Mod:
https://gamebanana.com/mods/350327
Song by Hortas, Pyramix, and Shredboi:
https://www.youtube.com/c/hortasfnf
https://www.youtube.com/channel/UCPKFkbgvQ5_3ETVd3l75wAA
https://www.youtube.com/c/ShredBoiShredEngine
Uploader by FinGonz:
https://www.youtube.com/watch?v=P4RH7OOcHE4&t=354s