Llanowar Loamspeaker is a rare Creature — Elf Druid card from Bloomburrow Commander (BLC), collector number 228. Current market price: $0.28, TCGplayer market prices via Scryfall.
{T}: Add one mana of any color. {T}: Target land you control becomes a 3/3 Elemental creature with haste until end of turn. It's still a land. Activate only as a sorcery.