So the filament cutter was remixed from this:

https://www.printables.com/model/755931-microswiss-direct-drive-mmu-filament-cutter

The link to it is here: 

https://thangs.com/designer/technik.gegg/3d-model/Filament-Cutter-Base-Module%20V4-942113

The first link I sent you is someone who has combined another microswiss ng hotend with the filament cutter base, and since microswiss gave me the step file for the ender 3 version, I was wondering if this was an absolute undertaking, or if it’s not as complicated as I think