mtg back of card Ultra PRO - Magic: The Gathering Classic Card Protector (100 Ct.) Magic: The Gathering Cardback's Almost

Mostly, this is a mana sink

Stack them so it puts all the permanents into play first to get their ETB triggers, and then exiles them again, to produce more tokens and set you up to do it again the next turn

Players are going to crack a ton of Masters 25 packs in search of Jace, the Mind Sculptor, which is a good thing for Wizards (because they'll sell a ton of packs) and a good thing for players (since it will increase the supply of the other cards in Masters 25 , making them cheaper and more accessible)

6 Can be a double-faced showcase, single-faced showcase, or any Innistrad: Crimson Vow double-faced common or uncommon