Dig Up is a rare Sorcery card from Innistrad: Double Feature (DBL), collector number 464. Current market price: $1.35 (foil $8.48), TCGplayer market prices via Scryfall.
Cleave {1}{B}{B}{G} (You may cast this spell for its cleave cost. If you do, remove the words in square brackets.) Search your library for a [basic land] card, [reveal it,] put it into your hand, then shuffle.