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
Riveteers Ascendancy BRGEnchantment Whenever you sacrifice a creature, you may return target creature card with lesser mana value from your graveyard to the battlefield tapped. Do this only once each turn.
Perilous Iteration RGSorcery Seek a card with mana value 2 or less and a card with mana value 3 or greater. Discard those cards at the beginning of your next turn's end step.
Thorn Thallid 1GGCreature — Fungus At the beginning of your upkeep, put a spore counter on Thorn Thallid. Remove three spore counters from Thorn Thallid: It deals 1 damage to any target. 2/2
Smothering Abomination 2BBCreature — Eldrazi Devoid (This card has no color.) Flying At the beginning of your upkeep, sacrifice a creature. Whenever you sacrifice a creature, draw a card. 4/3
Clockwork Drawbridge WArtifact Creature — Wall Defender {2}{W}, {T}: Tap target creature. 0/3
Dazzling Ramparts 4WCreature — Wall Defender {1}{W}, {T}: Tap target creature. 0/7
Talara's Bane 1BSorcery Target opponent reveals their hand. You choose a green or white creature card from it. You gain life equal to that creature card's toughness, then that player discards that card.
Rod of Absorption 2UArtifact Whenever a player casts an instant or sorcery spell, exile it instead of putting it into a graveyard as it resolves. {X}, {T}, Sacrifice Rod of Absorption: You may cast any number of spells from among cards exiled with Rod of Absorption with total mana value X or less without paying their mana costs.
Ravager of the Fells Creature — Werewolf Trample Whenever this creature transforms into Ravager of the Fells, it deals 2 damage to target opponent or planeswalker and 2 damage to up to one target creature that player or that planeswalker's controller controls. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Ravager of the Fells. 4/4
Sparkshaper Visionary 2UCreature — Human Wizard At the beginning of combat on your turn, choose any number of target planeswalkers you control. Until end of turn, they become 3/3 blue Bird creatures with flying, hexproof, and "Whenever this creature deals combat damage to a player, scry 1." (They're no longer planeswalkers. Loyalty abilities can still be activated.) 0/5
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