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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
Forsaken Thresher Artifact Creature — Construct At the beginning of your precombat main phase, add one mana of any color. 5/5
Fertile Ground 1GEnchantment — Aura Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
Commander's Sphere 3Artifact {T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.
Relic of Legends 3Artifact {T}: Add one mana of any color. Tap an untapped legendary creature you control: Add one mana of any color.
Faeburrow Elder 1GWCreature — Treefolk Druid Vigilance Faeburrow Elder gets +1/+1 for each color among permanents you control. {T}: For each color among permanents you control, add one mana of that color. 0/0
Kabira Evangel 2WCreature — Human Cleric Ally Whenever Kabira Evangel or another Ally enters the battlefield under your control, you may choose a color. If you do, Allies you control gain protection from the chosen color until end of turn. 2/3
Diamond Mare 2Artifact Creature — Horse As Diamond Mare enters the battlefield, choose a color. Whenever you cast a spell of the chosen color, you gain 1 life. 1/3
Prism Ring 1Artifact As Prism Ring enters the battlefield, choose a color. Whenever you cast a spell of the chosen color, you gain 1 life.
Sphinx of the Guildpact 7Artifact Creature — Sphinx Sphinx of the Guildpact is all colors. Flying Hexproof from monocolored (This creature can't be the target of monocolored spells or abilities your opponents control.) 5/5
Jeweled Torque 2Artifact As Jeweled Torque enters the battlefield, choose a color. Whenever a player casts a spell of the chosen color, you may pay {2}. If you do, you gain 2 life.
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