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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
Akroma's Will 3WInstant Choose one. If you control a commander as you cast this spell, you may choose both instead. • Creatures you control gain flying, vigilance, and double strike until end of turn. • Creatures you control gain lifelink, indestructible, and protection from all colors until end of turn.
Etched Champion 3Artifact Creature — Soldier Metalcraft — Etched Champion has protection from all colors as long as you control three or more artifacts. 2/2
Truga Jungle Plane — Ergamon All lands have "{T}: Add one mana of any color." Whenever chaos ensues, reveal the top three cards of your library. Put all land cards revealed this way into your hand and the rest on the bottom of your library in any order.
Discreet Retreat 3BEnchantment — Aura Enchant land Enchanted land has "{T}: Add two mana of any one color. Spend this mana only to cast outlaw spells or activate abilities of outlaw sources." (Assassins, Mercenaries, Pirates, Rogues, and Warlocks are outlaws.) Whenever you cast your first outlaw spell each turn, you draw a card and you lose 1 life.
Raiding Party 2REnchantment Raiding Party can't be the target of white spells or abilities from white sources. Sacrifice an Orc: Each player may tap any number of untapped white creatures they control. For each creature tapped this way, that player chooses up to two Plains. Then destroy all Plains that weren't chosen this way by any player.
Oath of Scholars 3UEnchantment At the beginning of each player's upkeep, that player chooses target player who has more cards in hand than they do and is their opponent. The first player may discard their hand and draw three cards.
Tendo Ice Bridge Land Tendo Ice Bridge enters the battlefield with a charge counter on it. {T}: Add {C}. {T}, Remove a charge counter from Tendo Ice Bridge: Add one mana of any color.
Rogue Class UBEnchantment — Class (Gain the next level as a sorcery to add its ability.) Whenever a creature you control deals combat damage to a player, exile the top card of that player's library face down. You may look at it for as long as it remains exiled. {1}{U}{B}: Level 2 Creatures you control have menace. {2}{U}{B}: Level 3 You may play cards exiled with Rogue Class, and you may spend mana as though it were mana of any color to cast those spells.
Hag of Scoured Thoughts 2BCreature — Hag Warlock At the beginning of your upkeep, each opponent mills five cards. Then exile each opponent's graveyard. 2/2
Utopia Vow 1GEnchantment — Aura Enchant creature Enchanted creature can't attack or block. Enchanted creature has "{T}: Add one mana of any color."
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