Hall of Gemstone Tweet Brand New, 2 In stock $13.04 Details Card Text: At the beginning of each player's upkeep, that player chooses a color. Until end of turn, lands tapped for mana produce mana of the chosen color instead of any other color. Card Type: Enchantment Color: Green Cost: 1GG Finish: Regular Name: Hall of Gemstone Rarity: R Set Name: Mirage
