I wanted to fit all of my Pro controllers in as compact a space as possible.
This form-fits the first-party Nintendo brand Pro controller. I'm not sure how well it will work with third-party controllers.
Depending on your printer settings, the logo insert (printed in a different color) may be a snap fit or require a drop of super glue on each section.
This video shows a bit of the design process along with a useful Fusion 360 tip: https://www.youtube.com/watch?v=8qTx_9HK7IM
This was designed specifically to avoid overhangs of any kind, so no supports should be needed.