The Infinity Stones It almost doesn't matter what the harness abilities on the Infinity Stones are
Unlike the original Alpha card, of course, the promo had the contemporary border and rules text for 2002-era Magic, and the foil is a dead giveaway that this isn't a card from 1993
While I personally wouldn't, a lot of people clearly do, and I understand why - you get to avoid the constant checking of retailers, which can be stressful and time-consuming
In the decks you would typically want to play this the drawback isn't going to be a huge one
A board of Grazer, Clifftop Lookout, Greenshell, can get to 8 mana fast and then when you play Yorion you get 4 Greenshell triggers plus an additional land or two in play
You can also return a creature of your own for protection while gaining the benefits of the the Ring tempts you. Lash of the Balrog is a powerhouse one-drop removal spell if the sacrificing a creature cost is met