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
Free-for-All 3UEnchantment When Free-for-All enters the battlefield, exile all creatures face down. At the beginning of each player's upkeep, that player chooses a card exiled with Free-for-All at random and puts it onto the battlefield. When Free-for-All leaves the battlefield, put all cards exiled with it into their owners' graveyards.
Conjured Currency 5UEnchantment At the beginning of your upkeep, you may exchange control of Conjured Currency and target permanent you neither own nor control.
Never Happened 2BSorcery Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it.
Sap Sucker Artifact — Contraption Whenever you crank Sap Sucker, add {G}. Until end of turn, you don't lose this mana as steps and phases end.
Conjurer's Ban WBSorcery Choose a card name. Until your next turn, spells with the chosen name can't be cast and lands with the chosen name can't be played. Draw a card.
Possessed Portal 8Artifact If a player would draw a card, that player skips that draw instead. At the beginning of each end step, each player sacrifices a permanent unless they discard a card.
Arnjlot's Ascent 1UUEnchantment Cumulative upkeep {U} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) {1}: Target creature gains flying until end of turn.
Midnight Banshee 3BBBCreature — Spirit Wither (This deals damage to creatures in the form of -1/-1 counters.) At the beginning of your upkeep, put a -1/-1 counter on each nonblack creature. 5/5
Hansk, Slayer Zealot 2RGLegendary Creature — Human Archer At the beginning of your upkeep, target opponent creates three Walker tokens. (They're 2/2 black Zombie creatures.) {T}: Hansk, Slayer Zealot deals 2 damage to target creature. Whenever a Zombie an opponent controls dies, draw a card. 4/4
White Plume Adventurer 2WCreature — Orc Cleric When White Plume Adventurer enters the battlefield, you take the initiative. At the beginning of each opponent's upkeep, untap a creature you control. If you've completed a dungeon, untap all creatures you control instead. 3/3
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