As Jake Henderson wrote in December last year, The problem with Standard isnt that its too expensive now compared to previous years or that there are too many problem cards, its that the investment in a Standard deck doesnt have the same longevity it once had. The underlying reason is that one of WotC's recent trends has been the increase of supplemental products
Awakening Awakening is a marvelously powerful untap tool provided you dont mind playing group hug
The holy grail 1st edition shadowless base set Charizard was the top seller in Hansons Auctioneers dedicated Pokmon auction, an event which sparked global interest
Fuzzy matching handles typos, so "Rhystic Studdy" still finds Rhystic Study
But TCGplayer exposes your inventory to a massive net of potential buyers, making it an exception platform for selling sealed product or high-end collectibles
Sliver Overlord, for instance, is worth around $53 on average at the moment