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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
Curse of the Bloody Tome 2UEnchantment — Aura Curse Enchant player At the beginning of enchanted player's upkeep, that player mills two cards.
Sulfuric Vortex 1RREnchantment At the beginning of each player's upkeep, Sulfuric Vortex deals 2 damage to that player. If a player would gain life, that player gains no life instead.
War's Toll 3REnchantment Whenever an opponent taps a land for mana, tap all lands that player controls. If a creature an opponent controls attacks, all creatures that opponent controls attack if able.
Misers' Cage 3Artifact At the beginning of each opponent's upkeep, if that player has five or more cards in hand, Misers' Cage deals 2 damage to that player.
Treasure Nabber 2RCreature — Goblin Rogue Whenever an opponent taps an artifact for mana, gain control of that artifact until the end of your next turn. 3/2
Niv-Mizzet, Guildpact WUBRGLegendary Creature — Dragon Avatar Flying, hexproof from multicolored Whenever Niv-Mizzet, Guildpact deals combat damage to a player, it deals X damage to any target, target player draws X cards, and you gain X life, where X is the number of different color pairs among permanents you control that are exactly two colors. 6/6
Lost Order of Jarkeld 2WWCreature — Human Knight As Lost Order of Jarkeld enters the battlefield, choose an opponent. Lost Order of Jarkeld's power and toughness are each equal to 1 plus the number of creatures the chosen player controls. 1+*/1+*
Imperial Edict 1BSorcery Target opponent chooses a creature they control. Destroy that creature.
Tidal Force 5UUUCreature — Elemental At the beginning of each upkeep, you may tap or untap target permanent. 7/7
Curse of Chains 1W/UEnchantment — Aura Enchant creature At the beginning of each upkeep, tap enchanted creature.
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