Card Codex

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17 May 2024: Card library updated.

Gemstone Caverns

· Legendary Land

If Gemstone Caverns is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand. {T}: Add {C}. If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

Similar cards

Color identity:
NameManaTypeText
Katilda, Dawnhart Prime GWLegendary Creature — Human Warlock Protection from Werewolves Human creatures you control have "{T}: Add one mana of any of this creature's colors." {4}{G}{W}, {T}: Put a +1/+1 counter on each creature you control. 1/1
Benthic Explorers 3UCreature — Merfolk Scout {T}, Untap a tapped land an opponent controls: Add one mana of any type that land could produce. 2/4
Elephant Graveyard Land {T}: Add {C}. {T}: Regenerate target Elephant.
Library of Alexandria Land {T}: Add {C}. {T}: Draw a card. Activate only if you have exactly seven cards in hand.
Jade Orb of Dragonkind 2GArtifact {T}: Add {G}. When you spend this mana to cast a Dragon creature spell, it enters the battlefield with an additional +1/+1 counter on it and gains hexproof until your next turn. (It can't be the target of spells or abilities your opponents control.)
Cabal Coffers Land {2}, {T}: Add {B} for each Swamp you control.
Bigger on the Inside 3RGEnchantment — Aura Enchant artifact or land Enchanted permanent has "{T}: Target player adds two mana of any one color. The next spell they cast this turn has cascade." (When they cast their next spell, they exile cards from the top of their library until they exile a nonland card that costs less. They may cast it without paying its mana cost. They put the exiled cards on the bottom in a random order.)
Hall of Gemstone 1GGWorld 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.
Nikya of the Old Ways 3RGLegendary Creature — Centaur Druid You can't cast noncreature spells. Whenever you tap a land for mana, add one mana of any type that land produced. 5/5
Harabaz Druid 1GCreature — Human Druid Ally {T}: Add X mana of any one color, where X is the number of Allies you control. 0/1
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