Kroakrug the Glutton

Trample

Whenever one or more creature cards are put into
the graveyard, you may exile those cards. If you do, create a Food token for each card exiled in this way.

{t}, Sacrifice any number of Food tokens: Put a +1/+1 counter on Kroakrug the Glutton and gain 1 life for each Food sacrificed in this way. If 5 or more Foods were sacrificed in this way, untap Kroakrug
the Glutton.