Aside from the cards still trapped on the Reserved List, the current pace of printing will continue to erode the advantage one can gain by outspending their opponents both by lowering the financial barriers around existing staples and by introducing new, power cards that can compete with those staples while being much more accessible
Magic: The Gatherings one-of-a-kind The One Ring has been found and graded PSA gave the highly coveted card from Tales of Middle-earth a Mint 9 rating
While some Pokemon players and collectors feel that Battle Styles has a bit too many full arts, rainbow rares, and golden trainers, nobody can deny the beauty and intricate details of the alternate art cards
One thing you could do is to implement the changes I suggested for Beelza, then merge Beelza with Zeelahad
Chandra, Spark Hunter Though its not the best Chandra, Chandra, Spark Hunter still provides value, especially with draw
Sephiroth is a bit different, and getting a hold of his emblem is as easy as sacrificing a few creatures