On their WeeklyMTG stream on Twitch, they showcased a bunch of new cards, as well as a great many treatments for those cards
Most of the legends matter stuff is on a handful of underperforming rares though (i.e., Clive's Hideaway, Serah Farron), so dont expect to build around legends specifically

Beyond Booster Contents 3 Uncommonscan be any of the following: 54 Non-foil uncommons 1 Basic land or rare or mythic rare scene cardcan be any of the following: 10 Non-foil full-art basic lands (96.6%) 5 Non-foil borderless scene rares (3.09%) 1 Non-foil borderless scene mythic rare (0.31%) 1 Non-foil rare or mythic rarecan be any of the following: 32 Non-foil rares (82.05%) 14 Non-foil mythic rares (17.95%) 1 Traditional foil card of any raritycan be any of the following: 54 Traditional foil uncommons (83.34%) 26 Traditional foil rares (13.67%) 14 Traditional foil mythic rares (2.99%) 1 Non-foil Booster Fun card or 1 traditional foil Booster Fun card of any raritycan be any of the following: 9 Non-foil showcase memory corridor uncommons (69.44%) 2 Non-foil borderless rares (1.23%) 8 Non-foil borderless mythic rares (2.47%) 14 Non-foil showcase memory corridor rares (8.64%) 5 Non-foil showcase memory corridor mythic rares (1.54%) 9 Traditional foil showcase memory corridor uncommons (13.89%) 2 Traditional foil borderless rares (0.25%) 8 Traditional foil borderless mythic rares (0.49%) 14 Traditional foil showcase memory corridor rares (1.73%) 5 Traditional foil showcase memory corridor mythic rares (0.31%) A traditional foil appears 16.6% of the time

Reconfiguration is just the most efficient enabler
No complex rules here, only solid ideas you can incorporate in your campaign
Dragon Shield collection tracker inventory I appreciate that you can create multiple folders to break your collection down further