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
Tolarian Contempt 3UUEnchantment When Tolarian Contempt enters the battlefield, put a rejection counter on each creature your opponents control. At the beginning of your end step, for each opponent, choose up to one target creature they control with a rejection counter on it. That creature's owner puts it on the top or bottom of their library.
Azra Oddsmaker 1BRCreature — Azra Warrior At the beginning of combat on your turn, you may discard a card. If you do, choose a creature. Whenever that creature deals combat damage to a player this turn, you draw two cards. 3/3
Halfdane 1WUBLegendary Creature — Shapeshifter At the beginning of your upkeep, change Halfdane's base power and toughness to the power and toughness of target creature other than Halfdane until the end of your next upkeep. 3/3
Dragonlord Atarka 5RGLegendary Creature — Elder Dragon Flying, trample When Dragonlord Atarka enters the battlefield, it deals 5 damage divided as you choose among any number of target creatures and/or planeswalkers your opponents control. 8/8
Canopy Baloth 3GCreature — Beast Landfall — Whenever a land enters the battlefield under your control, Canopy Baloth gets +2/+2 until end of turn. 4/3
Snapping Gnarlid 1GCreature — Beast Landfall — Whenever a land enters the battlefield under your control, Snapping Gnarlid gets +1/+1 until end of turn. 2/2
Territorial Baloth 4GCreature — Beast Landfall — Whenever a land enters the battlefield under your control, Territorial Baloth gets +2/+2 until end of turn. 4/4
Spreading Algae GEnchantment — Aura Enchant Swamp When enchanted land becomes tapped, destroy it. When Spreading Algae is put into a graveyard from the battlefield, return Spreading Algae to its owner's hand.
Locthwain Paladin 3BCreature — Human Knight Menace (This creature can't be blocked except by two or more creatures.) Adamant — If at least three black mana was spent to cast this spell, Locthwain Paladin enters the battlefield with a +1/+1 counter on it. 3/2
Chameleon Colossus 2GGCreature — Shapeshifter Changeling (This card is every creature type.) Protection from black {2}{G}{G}: Chameleon Colossus gets +X/+X until end of turn, where X is its power. 4/4
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