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.
Near Mint - £0.60
Lightly Played - £0.60
Moderately Played - £0.50
Heavily Played - £0.30
Damaged - £0.20
Near Mint Non English - £0.60
Lightly Played Non English - £0.60
Moderately Played Non English - £0.50
Heavily Played Non English - £0.30
Damaged Non English - £0.20