Jar Mimic

Morph {7}

When this card is flipped face-up, shuffle all creatures into their owner's library, then each play reveals cards from the top of their library until they have revealed a number of creatures equal to the number of creatures that were shuffled into their library, if any of the revealed creatures have a converted mana cost of 2 or less, they're manifested, and all other revealed cards go to the graveyard.