Twisting Moldbeast

Mutate Host {1}{g} (You may cast this for its Mutate Host cost by exiling a creature you control, transferring its counters and keywords to this.)

Trample

Whenever Twisting Moldbeast deals combat damage to a player, return a random creature card from that player’s graveyard to the battlefield under your control with a Uroboros counter.

“It grows what it eats.”