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
Retribution 2RRSorcery Choose two target creatures an opponent controls. That player chooses and sacrifices one of those creatures. Put a -1/-1 counter on the other.
Ebony Owl Netsuke 2Artifact At the beginning of each opponent's upkeep, if that player has seven or more cards in hand, Ebony Owl Netsuke deals 4 damage to that player.
Mind Whip 2BBEnchantment — Aura Enchant creature At the beginning of the upkeep of enchanted creature's controller, that player may pay {3}. If they don't, Mind Whip deals 2 damage to that player and you tap that creature.
Padeem, Consul of Innovation 3ULegendary Creature — Vedalken Artificer Artifacts you control have hexproof. At the beginning of your upkeep, if you control the artifact with the highest mana value or tied for the highest mana value, draw a card. 1/4
Saskia the Unyielding BRGWLegendary Creature — Human Soldier Vigilance, haste As Saskia the Unyielding enters the battlefield, choose a player. Whenever a creature you control deals combat damage to a player, it deals that much damage to the chosen player. 3/4
Fulgent Distraction 2WInstant Choose two target creatures. Tap those creatures, then unattach all Equipment from them.
Paupers' Cage 3Artifact At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Paupers' Cage deals 2 damage to that player.
Riches 5UUSorcery Aftermath (Cast this spell only from your graveyard. Then exile it.) Each opponent chooses a creature they control. You gain control of those creatures.
Hellfire Mongrel 2RCreature — Elemental Dog At the beginning of each opponent's upkeep, if that player has two or fewer cards in hand, Hellfire Mongrel deals 2 damage to that player. 2/2
Barbarian Guides 2RCreature — Human Barbarian {2}{R}, {T}: Choose a land type. Target creature you control gains snow landwalk of the chosen type until end of turn. Return that creature to its owner's hand at the beginning of the next end step. (It can't be blocked as long as defending player controls a snow land of that type.) 1/2
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