Grist, Voracious Larva // Grist, the Plague Swarm
Legendary Creature — Insect - (mythic)
Deathtouch
Whenever Grist, Voracious Larva or another creature enters the battlefield under your control, if it entered from your graveyard or you cast it from your graveyard, you may pay . If you do, exile Grist, then return it to the battlefield transformed under its owner's control.
