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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
World-Bottling Kit 5Artifact {5}, Sacrifice World-Bottling Kit: Choose a Magic set. Exile all permanents with that set's expansion symbol except for basic lands.
Staff of the Letter Magus 3Artifact As Staff of the Letter Magus enters the battlefield, choose a consonant other than N, R, S, or T. Whenever a player casts a spell, you gain 1 life for each time the chosen letter appears in that spell's name.
Prickle Faeries Creature — Faerie Flying At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Prickle Faeries deals 2 damage to them. 2/2
Belbe, Corrupted Observer BGLegendary Creature — Phyrexian Zombie Elf At the beginning of each player's postcombat main phase, that player adds {C}{C} for each of your opponents who lost life this turn. (Damage causes loss of life.) 2/2
Braids, Conjurer Adept 2UULegendary Creature — Human Wizard At the beginning of each player's upkeep, that player may put an artifact, creature, or land card from their hand onto the battlefield. 2/2
Tazri, Stalwart Survivor 2WLegendary Creature — Human Warrior Each creature you control has "{T}: Add one mana of any of this creature's colors. Spend this mana only to activate an ability of a creature. Activate only if this creature has another activated ability." {W}{U}{B}{R}{G}, {T}: Mill five cards. Put all creature cards with activated abilities that aren't mana abilities from among the milled cards into your hand. 3/3
Sokenzan Renegade 2RCreature — Ogre Samurai Mercenary Bushido 1 (Whenever this creature blocks or becomes blocked, it gets +1/+1 until end of turn.) At the beginning of your upkeep, if a player has more cards in hand than each other player, the player who has the most cards in hand gains control of Sokenzan Renegade. 3/3
Now I Know My ABC's 1UUEnchantment At the beginning of your upkeep, if you control permanents with names that include all twenty-six letters of the English alphabet, you win the game.
Ulvenwald Primordials Creature — Werewolf {G}: Regenerate Ulvenwald Primordials. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ulvenwald Primordials. 5/5
Talion, the Kindly Lord 2UBLegendary Creature — Faerie Noble Flying As Talion, the Kindly Lord enters the battlefield, choose a number between 1 and 10. Whenever an opponent casts a spell with mana value, power, or toughness equal to the chosen number, that player loses 2 life and you draw a card. 3/4
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