Verdant Touch is a rare Sorcery card from Stronghold (STH), collector number 123. Current market price: $0.36, TCGplayer market prices via Scryfall.
Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Target land becomes a 2/2 creature that's still a land. (This effect lasts indefinitely.)