Hogaak, Arisen Necropolis

You can't spend mana to cast this spell. Convoke, delve (Each creature you tap while casting this spell pays for {1} or one mana of that creature's color. Each card you exile from your graveyard pays for {1}.) You may cast this card from your graveyard. Trample

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms661wm301y8pq012te6n0sc.