Admittedly, most of them are on the Commander banlist, but there's still great stuff that you can tutor with Artificer's Intuition, from utility equipment like Shadowspear, to combo pieces like Lion's Eye Diamond or Walking Ballista
Your opponents redraw their threat eventually, but you have time to find countermagic, removal, or a path to victory
Learn more about Set Boostersand the other awesome things you can find inside themfrom Collecting March of the Machine and check out the art cards themselves below (non-stamped versions have the same art but without the artist's signature or Planeswalker symbol)
Of course, they could exert for other reasons and avoid having to challenge, but if you can get something big enough of your own exerted, your opponents characters will crash against it and take themselves out
If youd put that money into a PSA 9 Charizard instead, youd have $5,500
Obviously this idea has one problem : cycle time