Hall of Gemstone

Hall of Gemstone {1}{G}{G}

World Enchantment
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.
Details
Legalities
Rulings
  • 2004-10-04 Although the color may be altered, any restrictions on the use of the mana are not removed.
  • 2004-10-04 Will not affect lands that do not produce mana.
  • 2008-10-01 This has the supertype world. When a world permanent enters, any world permanents that were already on the battlefield are put into their owners' graveyards. This is a state-based action called the "world rule." The new world permanent stays on the battlefield. If two world permanents enter at the same time, they're both put into their owners' graveyards.
  • 2016-08-23 Any colorless mana that's produced isn't affected.
Printings
  • World Championship Decks 1998 (rare)
  • Mirage (rare)

Card is in preconstructed decks:

View gallery of all printings

Foreign names
  • Halle der Edelsteine
  • Le palais des gemmes
  • Salone delle Gemme
  • 宝石の広間
  • Átrio de Pedras Preciosas
  • Salón Enjoyado