Wail of the Forgotten (Borderless) [The Lost Caverns of Ixalan] Prerelease Cards it gets +1/+1 and has

it gets +1/+1 and has double strike

put X +1/+1 counters on Korvold and draw X cards

or trample

"These seeds waited faithfully for the sun to rise again

Wail of the Forgotten (Borderless) [The Lost Caverns of Ixalan] Prerelease Cards it gets +1/+1 and hasSet: The Lost Caverns of Ixalan Type: Sorcery Rarity: Rare Cost: {U}{B} Descend 8 Choose one. If there are eight or more permanent cards in your graveyard as you cast this spell, choose one or more instead. Return target nonland permanent to its owner's hand. Target opponent discards a card. Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard.