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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
Terra Eternal 2WEnchantment All lands have indestructible.
Tel-Jilad Defiance 1GInstant Target creature gains protection from artifacts until end of turn. Draw a card.
Fang of the Pack 5GCreature — Wolf Melee (Whenever this creature attacks, it gets +1/+1 until end of turn for each opponent you attacked this combat.) At the beginning of combat on your turn, another target creature you control gains melee until end of turn. (If a creature has multiple instances of melee, each triggers separately.) 5/3
Turf War 4REnchantment When Turf War enters the battlefield, for each player, put a contested counter on target land that player controls. Whenever a creature deals combat damage to a player, if that player controls one or more lands with contested counters on them, that creature's controller gains control of one of those lands of their choice and untaps it.
Riftsweeper 1GCreature — Elf Shaman When Riftsweeper enters the battlefield, choose target face-up exiled card. Its owner shuffles it into their library. 2/2
Sylvan Safekeeper GCreature — Human Wizard Sacrifice a land: Target creature you control gains shroud until end of turn. (It can't be the target of spells or abilities.) 1/1
Geier Reach Bandit 2RCreature — Human Rogue Werewolf Haste At the beginning of each upkeep, if no spells were cast last turn, transform Geier Reach Bandit. 3/2
Ice Cave 3UUEnchantment Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.)
Nevermore 1WWEnchantment As Nevermore enters the battlefield, choose a nonland card name. Spells with the chosen name can't be cast.
Brought Back WWInstant Choose up to two target permanent cards in your graveyard that were put there from the battlefield this turn. Return them to the battlefield tapped.
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