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
Sapphire Charm UInstant Choose one — • Target player draws a card at the beginning of the next turn's upkeep. • Target creature gains flying until end of turn. • Target creature an opponent controls phases out. (While it's phased out, it's treated as though it doesn't exist. It phases in before its controller untaps during their next untap step.)
Memory of Toshiro Enchantment Creature — Human Samurai {T}, Pay 1 life: Add {B}. Spend this mana only to cast an instant or sorcery spell. 2/3
Sméagol, Helpful Guide 1BGLegendary Creature — Halfling Horror At the beginning of your end step, if a creature died under your control this turn, the Ring tempts you. Whenever the Ring tempts you, target opponent reveals cards from the top of their library until they reveal a land card. Put that card onto the battlefield tapped under your control and the rest into their graveyard. 4/2
Pestilent Souleater 5Artifact Creature — Phyrexian Insect {B/P}: Pestilent Souleater gains infect until end of turn. ({B/P} can be paid with either {B} or 2 life. A creature with infect deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) 3/3
Mistform Dreamer 2UCreature — Illusion Flying {1}: Mistform Dreamer becomes the creature type of your choice until end of turn. 2/1
Mistform Skyreaver 5UUCreature — Illusion Flying {1}: Mistform Skyreaver becomes the creature type of your choice until end of turn. 6/6
Past in Flames 3RSorcery Each instant and sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Roaming Throne 4Artifact Creature — Golem Ward {2} As Roaming Throne enters the battlefield, choose a creature type. Roaming Throne is the chosen type in addition to its other types. If a triggered ability of another creature you control of the chosen type triggers, it triggers an additional time. 4/4
Lair of the Ashen Idol Plane — Azgol At the beginning of your upkeep, sacrifice a creature. If you can't, planeswalk. Whenever chaos ensues, any number of target players each create a 2/2 black Zombie creature token.
Tariel, Reckoner of Souls 4RWBLegendary Creature — Angel Flying, vigilance {T}: Choose a creature card at random from target opponent's graveyard. Put that card onto the battlefield under your control. 4/7
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