Grist, the Hunger Tide [Secret Lair Drop Series] Wizards Play Network 2023 how could I know they'd

how could I know they'd explode

Set: Portal Three Kingdoms Type: Sorcery Rarity: Uncommon Cost: {W} Target opponent skips all combat phases of their next turn

Set: Amonkhet Invocations Type: Sorcery Rarity: Mythic Cost: {1}{B}{G} Destroy target nonland permanent and all other permanents with the same name as that permanent

Set: From the Vault: Annihilation Type: Sorcery Rarity: Mythic Cost: {3}{B}{B} Each player exiles all creature cards from their graveyard

Sacrifice Misty Rainforest: Search your library for a Forest or Island card

Grist, the Hunger Tide [Secret Lair Drop Series] Wizards Play Network 2023 how could I know they'dSet: Secret Lair Drop Series 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