Noyd, Keeper of the Void (Playtest Card)

'When Noyd enters, if you don't have a timer running, start a 30-minute timer. When it runs out, Noyd delivers himself and all Food tokens you control to exile. You can't cast Noyd or create Food tokens for the rest of the game.
Void—At the beginning of your end step, if a nonland permanent left the battlefield this turn or a spell was warped this turn, create a Food token.