Nascent Metamorph (C20)

Nascent Metamorph (2) Creature — Shapeshifter (1/1) Whenever Nascent Metamorph attacks or blocks, target opponent reveals cards from the top of their library until they reveal a creature card. Nascent Metamorph becomes a copy of that card until end of turn. Then that player puts all cards revealed this way on the bottom of their library in a random order.