Cheap divider sets ship 20 blank cards plus a sheet of label stickers and expect you to write Sharpie labels yourself which fade, peel, and look amateur the second your binder gets any handling
Its the kind of commerce that normally relied on brick-and-mortar stores and large, in-person events, but it has managed a relatively smooth transition to online events run by newcomers like Jimenez and venerable firms like Stacks Bowers Galleries, founded in 1933
A good comparison is Char, which was an instant and just single red, but did two damage to you and wasnt (functionally) uncounterable
But what if you want to merge three, four or five layers together
Some are obtained through Wonder Picks, where there's 1 in 5 chance of players pulling the desired card, and chances go up if there is more than one copy of that promo card in the pick pool