Grist, the Hunger Tide [Modern Horizons 2]

Description

Set:	Modern Horizons 2
Type:	Legendary Planeswalker — Grist
Rarity:	Mythic
Cost:	{1}{B}{G}

As long as Grist, the Hunger Tide isn't on the battlefield, it's a 1/1 Insect creature in addition to its other types.
+1: Create a 1/1 black and green Insect creature token, then mill a card. If an Insect card was milled this way, put a loyalty counter on Grist and repeat this process.
−2: You may sacrifice a creature. When you do, destroy target creature or planeswalker.
−5: Each opponent loses life equal to the number of creature cards in your graveyard.