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
Magmatic Core 2RREnchantment Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your end step, Magmatic Core deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it.
Captain N'ghathrod 3UBLegendary Creature — Horror Pirate Horrors you control have menace. Whenever a Horror you control deals combat damage to a player, that player mills that many cards. At the beginning of your end step, choose target artifact or creature card in an opponent's graveyard that was put there from their library this turn. Put it onto the battlefield under your control. 3/6
Waking the Trolls 4RGEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy target land. II — Put target land card from a graveyard onto the battlefield under your control. III — Choose target opponent. If they control fewer lands than you, create a number of 4/4 green Troll Warrior creature tokens with trample equal to the difference.
Rip to Pieces Sorcery At the beginning of combat this turn, each Reveler deals 1 damage to each player and each creature those players control.
Roiling Terrain 2RRSorcery Destroy target land, then Roiling Terrain deals damage to that land's controller equal to the number of land cards in that player's graveyard.
Linvala, Shield of Sea Gate 1WULegendary Creature — Angel Wizard Flying At the beginning of combat on your turn, if you have a full party, choose target nonland permanent an opponent controls. Until your next turn, it can't attack or block, and its activated abilities can't be activated. Sacrifice Linvala: Choose hexproof or indestructible. Creatures you control gain that ability until end of turn. 3/3
Ravenous Trap 2BBInstant — Trap If an opponent had three or more cards put into their graveyard from anywhere this turn, you may pay {0} rather than pay this spell's mana cost. Exile target player's graveyard.
Scaled Nurturer 1GCreature — Dragon Druid {T}: Add {G}. When you spend this mana to cast a Dragon creature spell, you gain 2 life. 0/2
Tan Jolom, the Worldwalker 1GWULegendary Creature — Spirit At the beginning of combat on your turn, choose up to one target artifact or land you control that isn't a creature or token. Until end of turn, it becomes a 3/3 Spirit creature with vigilance and double team in addition to its other types. 3/3
Mishra's Toy Workshop Land {T}: Add {C}{C}{C}. Spend this mana only on spells and abilities that put tokens onto the battlefield. Use toys to represent the tokens.
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