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
Painful Truths 2BSorcery Converge — You draw X cards and you lose X life, where X is the number of colors of mana spent to cast this spell.
Exile into Darkness 4BSorcery Target player sacrifices a creature with mana value 3 or less. At the beginning of your upkeep, if you have more cards in hand than each opponent, you may return Exile into Darkness from your graveyard to your hand.
Scute Mob GCreature — Insect At the beginning of your upkeep, if you control five or more lands, put four +1/+1 counters on Scute Mob. 1/1
Nirkana Revenant 4BBCreature — Vampire Shade Whenever you tap a Swamp for mana, add an additional {B}. {B}: Nirkana Revenant gets +1/+1 until end of turn. 4/4
Aswan Jaguar 1GGSummon Jaguar When Aswan Jaguar comes into play, choose a random creature type from those in target opponent's deck. {G}{G}, {T}: Bury target creature of the chosen type. 2/2
Mystic Compass 2Artifact {1}, {T}: Target land becomes the basic land type of your choice until end of turn.
Branded Howler Creature — Werewolf At the beginning of each upkeep, if a player cast two or more spells last turn, transform Branded Howler. 4/4
Krallenhorde Wantons Creature — Werewolf At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Wantons. 7/7
Lambholt Butcher Creature — Werewolf At the beginning of each upkeep, if a player cast two or more spells last turn, transform Lambholt Butcher. 4/4
Merciless Predator Creature — Werewolf At the beginning of each upkeep, if a player cast two or more spells last turn, transform Merciless Predator. 3/2
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