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
Ley Line 3GEnchantment At the beginning of each player's upkeep, that player may put a +1/+1 counter on target creature of their choice.
Metamorphic Alteration 1UEnchantment — Aura Enchant creature As Metamorphic Alteration enters the battlefield, choose a creature. Enchanted creature is a copy of the chosen creature.
Minds Aglow USorcery Join forces — Starting with you, each player may pay any amount of mana. Each player draws X cards, where X is the total amount of mana paid this way.
Mirrodin's Core Land {T}: Add {C}. {T}: Put a charge counter on Mirrodin's Core. {T}, Remove a charge counter from Mirrodin's Core: Add one mana of any color.
Lotus Ring 3Artifact — Equipment Indestructible Equipped creature gets +3/+3 and has vigilance and "{T}, Sacrifice this creature: Add three mana of any one color." Equip {3}
Global Ruin 4WSorcery Each player chooses from the lands they control a land of each basic land type, then sacrifices the rest.
Persecute Artist 1BBSorcery Choose an artist other than Rebecca Guay. Target player reveals their hand and discards all nonland cards with art by the chosen artist.
Gerrard's Hourglass Pendant 1Legendary Artifact Flash If a player would begin an extra turn, that player skips that turn instead. {4}, {T}, Exile Gerrard's Hourglass Pendant: Return to the battlefield tapped all artifact, creature, enchantment, and land cards in your graveyard that were put there from the battlefield this turn.
Camato Scout 1UUCreature — Merfolk As Camato Scout enters the battlefield, choose a basic land type at random. Camato Scout has landwalk of the chosen type. 2/3
Gate to the Aether 6Artifact At the beginning of each player's upkeep, that player reveals the top card of their library. If it's an artifact, creature, enchantment, or land card, the player may put it onto the battlefield.
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