Estanques calciformes

Tierra
{T}: Agrega {1} a tu reserva de maná.
{1}, {T}: Pon un contador de almacenaje sobre los Estanques calciformes.
{1}, remover X contadores de almacenaje de los Estanques calciformes: Agrega X maná de cualquier combinación de {W} y/o {U} a tu reserva de maná.
Illus. Darrell Riche

Land
{T}: Add {1} to your mana pool.
{1}, {T}: Put a storage counter on Calciform Pools.
{1}, Remove X storage counters from Calciform Pools: Add X mana in any combination of {W} and/or {U} to your mana pool.¹

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/9)	Espiral del Tiempo (Uncommon)