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
Ward of Lights WWEnchantment — Aura You may cast Ward of Lights as though it had flash. If you cast it any time a sorcery couldn't have been cast, the controller of the permanent it becomes sacrifices it at the beginning of the next cleanup step. Enchant creature As Ward of Lights enters the battlefield, choose a color. Enchanted creature has protection from the chosen color. This effect doesn't remove Ward of Lights.
Aether Hub Land When Aether Hub enters the battlefield, you get {E} (an energy counter). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color.
Keeper of Progenitus 3GCreature — Elf Druid Whenever a player taps a Mountain, Forest, or Plains for mana, that player adds one mana of any type that land produced. 1/3
Crosis, the Purger 3UBRLegendary Creature — Dragon Flying Whenever Crosis, the Purger deals combat damage to a player, you may pay {2}{B}. If you do, choose a color, then that player reveals their hand and discards all cards of that color. 6/6
Cavern of Souls Land As Cavern of Souls 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, and that spell can't be countered.
Somberwald Sage 2GCreature — Human Druid {T}: Add three mana of any one color. Spend this mana only to cast creature spells. 0/1
Mystic Monstrosity Artifact Creature — Construct Lands you control have "{T}: Add one mana of any color." 5/6
Network Terminal 3Artifact {T}: Add one mana of any color. {1}, {T}, Tap another untapped artifact you control: Draw a card, then discard a card.
Rogues' Gallery 2BSorcery For each color, return up to one target creature card of that color from your graveyard to your hand.
Chromatic Star 1Artifact {1}, {T}, Sacrifice Chromatic Star: Add one mana of any color. When Chromatic Star is put into a graveyard from the battlefield, draw a card.
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