Whatnot and Live Selling Platforms Whatnot is huge for TCGs, especially in Australia
Granted, Im in the camp that thinks WotCs desire to break away from the lore of Dominaria is kind of really stupid, but functional reprints are always fine in my book, and they typically make for sweet cube inclusions since they usually offer effects that you WANT to be redundant
Zapdos EX Illustration Rare (202/165) The lord of lightnings alt art features a striking depiction of it flying in formation with its peers, Articuno and Moltres
However, if you have a way to decrease its power, you can cause the triggered ability to trigger multiple times in a single turn
Otherwise, though, I expect it to stay in the underworld and out of most lists
Its obviously a much less powerful card overall, and you cant just throw it into a deck with no concern for what else is in there, but its possible there is a deck built with The Cauldron of Eternity in mind and then this deck could want Gray Merchant, but it really has to be a dedicated self-mill deck for it to work, because if you cast Gray Merchant and it dies naturally (which is the most common play pattern), it doesnt work with the Cauldron unless the Cauldron isnt on the battlefield yet