There are a fair few quality Saga cover sets on here, though I do like Phildesfr’s Blu-Ray Complete Set, here:-
https://originaltrilogy.com/topic/Phildesfrs-Blu-Ray-Complete-Set/id/56080
and also his Despecialized Covers sets, here:-
https://originaltrilogy.com/topic/Custom-blu-ray-setfor-the-Despecialized-Editions/id/18201
It may also be worth going through the Index thread to see which Saga sets you may like too.