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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
Sway of Illusion 1UInstant Any number of target creatures become the color of your choice until end of turn. Draw a card.
Secluded Courtyard Land As Secluded Courtyard enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.
Futurist Spellthief 2UCreature — Moonfolk Wizard Flash When Futurist Spellthief enters the battlefield, conjure a duplicate of target spell into your hand. That card perpetually gains "You may spend mana as though it were mana of any color to cast this spell." 3/2
All Suns' Dawn 4GSorcery For each color, return up to one target card of that color from your graveyard to your hand. Exile All Suns' Dawn.
Overabundance 1RGEnchantment Whenever a player taps a land for mana, that player adds one mana of any type that land produced, and Overabundance deals 1 damage to the player.
Thieving Varmint 1BCreature — Varmint Deathtouch, lifelink {T}, Pay 1 life: Add two mana of any one color. Spend this mana only to cast spells you don't own. 2/1
Joiner Adept 1GCreature — Elf Druid Lands you control have "{T}: Add one mana of any color." 2/1
Cartel Aristocrat WBCreature — Human Advisor Sacrifice another creature: Cartel Aristocrat gains protection from the color of your choice until end of turn. 2/2
War Room Land {T}: Add {C}. {3}, {T}, Pay life equal to the number of colors in your commanders' color identity: Draw a card.
Feat of Resistance 1WInstant Put a +1/+1 counter on target creature you control. It gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.)
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