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
Dirge of Dread 2BSorcery All creatures gain fear until end of turn. (They can't be blocked except by artifact creatures and/or black creatures.) Cycling {1}{B} ({1}{B}, Discard this card: Draw a card.) When you cycle Dirge of Dread, you may have target creature gain fear until end of turn.
Vraska, Scheming Gorgon 4BBLegendary Planeswalker — Vraska [+2]: Creatures you control get +1/+0 until end of turn. [−3]: Destroy target creature. [−10]: Until end of turn, creatures you control gain deathtouch and "Whenever this creature deals damage to an opponent, that player loses the game." Loyalty 5
Liability 1BBEnchantment Whenever a nontoken permanent is put into a player's graveyard from the battlefield, that player loses 1 life.
Cleaver Riot 4RSorcery Creatures you control gain double strike until end of turn. (They deal both first-strike and regular combat damage.)
A-Llanowar Greenwidow 2GCreature — Spider Reach, trample Domain — {5}{G}: Return Llanowar Greenwidow from your graveyard to the battlefield tapped with a finality counter on it. This ability costs {1} less to activate for each basic land type among lands you control. 4/3
Mana Cache 1RREnchantment At the beginning of each player's end step, put a charge counter on Mana Cache for each untapped land that player controls. Remove a charge counter from Mana Cache: Add {C}. Any player may activate this ability but only during their turn before the end step.
Expose Evil 1WInstant Tap up to two target creatures. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
Rukarumel, Biologist WUBRGLegendary Creature — Human Wizard As Rukarumel, Biologist enters the battlefield, choose a creature type. Slivers you control and nontoken creatures you control are the chosen type in addition to their other creature types. The same is true for creature spells you control and creature cards you own that aren't on the battlefield. {3}, {T}: Create a 1/1 colorless Sliver creature token. 3/3
Melt Terrain 2RRSorcery Destroy target land. Melt Terrain deals 2 damage to that land's controller.
Poison the Well 2B/RB/RSorcery Destroy target land. Poison the Well deals 2 damage to that land's controller.
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