mtg cards that search for creatures Aven Mindcensor · Amonkhet (AKH) #5 · Scryfall Magic: The Gathering Legal in Standard, Rules Text:

However, in limited formats (Sealed Deck, Booster Draft and Rochester Draft to be specific), commons are a lot more relevant than uncommons, which in turn are more relevant than rares

Moreover I've read that if I use sleeves the card is most likely to be accepted by the judge

This card is even tailor made for that deck and they blew it

Slot 15 is an ad, token, art card, or helper card

Players won't be excited to throw dice to determine if a 2/2 has Islandwalk or Plainswalk, or if a creature enters to deal zero or two damage

Once it makes its way onto the board it is a virtually unstoppable infecting, indestructible machine.