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
Scuttling Butler 3Artifact Creature — Construct At the beginning of combat on your turn, if you control two or more multicolored permanents, Scuttling Butler gains double strike until end of turn. 4/1
Valleymaker 5R/GCreature — Giant Shaman {T}, Sacrifice a Mountain: Valleymaker deals 3 damage to target creature. {T}, Sacrifice a Forest: Choose a player. That player adds {G}{G}{G}. 5/5
Kindred Boon 2WWEnchantment As Kindred Boon enters the battlefield, choose a creature type. {1}{W}: Put a divinity counter on target creature you control of the chosen type. Each creature you control with a divinity counter on it has indestructible.
Savage Ventmaw 4RGCreature — Dragon Flying Whenever Savage Ventmaw attacks, add {R}{R}{R}{G}{G}{G}. Until end of turn, you don't lose this mana as steps and phases end. 4/4
Fallen Cleric 4BCreature — Zombie Cleric Protection from Clerics Morph {4}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) 4/2
Cloud Key 3Artifact As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.
The Cheetah Planet Plane — Outside Mutter's Spiral When you planeswalk to The Cheetah Planet and at the beginning of your upkeep, put two +1/+1 counters on target non-Cat creature you control. It becomes a Cat in addition to its other types. Whenever chaos ensues, all Cats gain provoke until end of turn. (Whenever a Cat attacks, its controller may have target creature defending player controls untap and block it if able.)
Squid Fire Knight Stickers {TK}{TK} — {T}: The next time target player would roll one or more dice this turn, instead they roll that many dice plus one, then you choose one of those rolls to ignore. {TK}{TK}{TK} — Protection from odd mana values {TK}{TK} — 4/1 {TK}{TK}{TK}{TK} — 6/6
Bronze Tablet 6Artifact Remove Bronze Tablet from your deck before playing if you're not playing for ante. Bronze Tablet enters the battlefield tapped. {4}, {T}: Exile Bronze Tablet and target nontoken permanent an opponent owns. That player may pay 10 life. If they do, put Bronze Tablet into its owner's graveyard. Otherwise, that player owns Bronze Tablet and you own the other exiled card.
Wild Swing 3RSorcery Choose three target nonenchantment permanents. Destroy one of them at random.
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