Utopia Sprawl is a uncommon Enchantment — Aura card from Masters 25 (A25), collector number 192. Current market price: $1.72 (foil $3.05), TCGplayer market prices via Scryfall.
Enchant Forest As this Aura enters, choose a color. Whenever enchanted Forest is tapped for mana, its controller adds an additional one mana of the chosen color.