A little late to this, yet there are a number of custom blu ray sets for Harmy’s Despecialized on here - many of which are listed up in ❕ An Index & Help Thread for Case Covers, Disc Labels, and Fan Art… ❕ - in the ‘Box Sets and 3-in-1 / Trilogy / Saga / Box Set covers’ section.
It may also be worth reaching out to the supremely talented ronwlim - who did these top quality Harmy DEED box sets…
https://originaltrilogy.com/topic/ronwlims-custom-bluray-casesbox-set/id/47474
https://originaltrilogy.com/topic/ronwlim-Ultimate-Star-Wars-boxset-20/id/56454
Good luck with it. 👍