elestrals booster box - Daybreak Eons ago Elestrals - Base Set -

It's a dubious commander for Spitting Dilophosaurus, which is never going to pass as an elf, even with prosthetic ears, but it's caused this price spike because it seems to indicate that putting these counters on opposing creatures will be a key part of the set

Special Summon from your Extra Deck, 1 "Photon" or "Galaxy" Xyz Monster that is 4 Ranks higher than that target, by using that target as material

Amazon.com: Magic the Gathering Alliances Booster Pack 12 Cards : Toys & Games

They have a vested interest in maintaining/expanding their business so just like card grading companies, they understand it's ideal for them to "create value" out of nowhere and if an auction sets a new record, it's not like they have to worry about due diligence to see if the price made sense or who the seller and buyer are and if they have a preexisting relationship or what, they just take their cut and that's it.