Worm Harvest is a rare Sorcery card from Eventide (EVE), collector number 131. Current market price: $0.55 (foil $7.75), TCGplayer market prices via Scryfall.
Create a 1/1 black and green Worm creature token for each land card in your graveyard. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)