Trash Panda - Unknown Event

When Trash Panda enters the battlefield, exile target opponent's graveyard. Create a Food token for each creature card exiled this way.

When Trash Panda dies, put it into target opponent's graveyard.

Opponent dredge 4 (If an opponent would draw a card, instead you may have them mill exactly four cards and put this card into their hand from their graveyard.)