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17 May 2024: Card library updated.

Hall of Gemstone

1GG · 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.

Similar cards

Color identity:
NameManaTypeText
Chaos Defiler 3BRArtifact Creature — Demon Construct Trample Battle Cannon — When Chaos Defiler enters the battlefield or dies, for each opponent, choose a nonland permanent that player controls. Destroy one of them chosen at random. 5/4
Sarkhan Unbroken 2GURLegendary Planeswalker — Sarkhan [+1]: Draw a card, then add one mana of any color. [−2]: Create a 4/4 red Dragon creature token with flying. [−8]: Search your library for any number of Dragon creature cards, put them onto the battlefield, then shuffle. Loyalty 4
Vernal Bloom 3GEnchantment Whenever a Forest is tapped for mana, its controller adds an additional {G}.
Glinting Creeper 4GCreature — Plant Converge — Glinting Creeper enters the battlefield with two +1/+1 counters on it for each color of mana spent to cast it. Glinting Creeper can't be blocked by creatures with power 2 or less. 0/0
Drana and Linvala 1WWBLegendary Creature — Vampire Angel Flying, vigilance Activated abilities of creatures your opponents control can't be activated. Drana and Linvala has all activated abilities of all creatures your opponents control. You may spend mana as though it were mana of any color to activate those abilities. 3/4
Zombie Fanboy 2BCreature — Zombie Gamer As Zombie Fanboy enters the battlefield, choose an artist. Whenever a permanent with art by the chosen artist is put into a graveyard, put two +1/+1 counters on Zombie Fanboy. 1/1
A-Incriminate BSorcery Choose two target creatures controlled by the same player. That player sacrifices one of them.
Incriminate 1BSorcery Choose two target creatures controlled by the same player. That player sacrifices one of them.
Alpha Guard 1GCreature — Elf Employee When Alpha Guard enters the battlefield, choose a letter. {T}: Untap another target permanent whose name starts with the chosen letter. 1/2
Stick Together 3WWSorcery Each player chooses a party from among creatures they control, then sacrifices the rest. (To choose a party, choose up to one each of Cleric, Rogue, Warrior, and Wizard.)
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