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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
Join Forces 2WInstant Untap up to two target creatures. They each get +2/+2 until end of turn.
Synchronized Strike 2GInstant Untap up to two target creatures. They each get +2/+2 until end of turn.
Hylda's Crown of Winter 3Legendary Artifact {1}, {T}: Tap target creature. This ability costs {1} less to activate during your turn. {3}, Sacrifice Hylda's Crown of Winter: Draw a card for each tapped creature your opponents control.
Progenitus WWUUBBRRGGLegendary Creature — Hydra Avatar Protection from everything If Progenitus would be put into a graveyard from anywhere, reveal Progenitus and shuffle it into its owner's library instead. 10/10
Rakdos Pit Dragon 2RRCreature — Dragon {R}{R}: Rakdos Pit Dragon gains flying until end of turn. {R}: Rakdos Pit Dragon gets +1/+0 until end of turn. Hellbent — Rakdos Pit Dragon has double strike as long as you have no cards in hand. 3/3
Defy Gravity UInstant Target creature gains flying until end of turn. Flashback {U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Phoenix Heart RRRRSorcery Koni and Richard continue the game and play all games as partners forever.
Showstopper 1BRInstant Until end of turn, creatures you control gain "When this creature dies, it deals 2 damage to target creature an opponent controls."
Battery Bearer 2GUCreature — Human Artificer Creatures you control have "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell." Whenever you cast an artifact spell with mana value 6 or greater, draw a card. 3/4
Black Ward WEnchantment — Aura Enchant creature Enchanted creature has protection from black. This effect doesn't remove Black Ward.
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