Card Codex

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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
Meddling Kids 2WUCreature — Human Child As Meddling Kids enters the battlefield, choose a word with four or more letters. Spells with the chosen word in their text box can't be cast. 2/3
Growing Ranks 2G/WG/WEnchantment At the beginning of your upkeep, populate. (Create a token that's a copy of a creature token you control.)
Lithoform Blight 1BEnchantment — Aura Enchant land When Lithoform Blight enters the battlefield, draw a card. Enchanted land loses all land types and abilities and has "{T}: Add {C}" and "{T}, Pay 1 life: Add one mana of any color."
Gluntch, the Bestower 1GWLegendary Creature — Jellyfish Flying At the beginning of your end step, choose a player. They put two +1/+1 counters on a creature they control. Choose a second player to draw a card. Then choose a third player to create two Treasure tokens. 0/5
Celestial Judgment 4WWSorcery For each different power among creatures on the battlefield, choose a creature with that power. Destroy each creature not chosen this way.
Scald 1REnchantment Whenever a player taps an Island for mana, Scald deals 1 damage to that player.
Elvish Guidance 2GEnchantment — Aura Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional {G} for each Elf on the battlefield.
Power Sink XUInstant Counter target spell unless its controller pays {X}. If that player doesn't, they tap all lands with mana abilities they control and lose all unspent mana.
Taniwha 3UULegendary Creature — Serpent Trample Phasing (This phases in or out before you untap during each of your untap steps. While it's phased out, it's treated as though it doesn't exist.) At the beginning of your upkeep, all lands you control phase out. (They phase in before you untap during your next untap step.) 7/7
Territorial Dispute 4RREnchantment At the beginning of your upkeep, sacrifice Territorial Dispute unless you sacrifice a land. Players can't play lands.
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