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
Nurgle's Conscription 4BInstant Put target creature card from an opponent's graveyard onto the battlefield tapped under your control, then exile that player's graveyard.
Boromir, Warden of the Tower 2WLegendary Creature — Human Soldier Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir, Warden of the Tower: Creatures you control gain indestructible until end of turn. The Ring tempts you. 3/3
Maddening Hex 1RREnchantment — Aura Curse Enchant player Whenever enchanted player casts a noncreature spell, roll a d6. Maddening Hex deals damage to that player equal to the result. Then attach Maddening Hex to another one of your opponents chosen at random.
Bowie Base One Plane — Mars At the beginning of your end step, goad target creature controlled by the player to your left. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) Whenever chaos ensues, target creature gains islandwalk until end of turn. (It can't be blocked as long as defending player controls an Island.)
Misery's Shadow 1BCreature — Shade If a creature an opponent controls would die, exile it instead. {1}: Misery's Shadow gets +1/+1 until end of turn. 2/2
Steel Seraph 6Artifact Creature — Angel Prototype {1}{W}{W} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Flying At the beginning of combat on your turn, target creature you control gains your choice of flying, vigilance, or lifelink until end of turn. 5/4
Littjara Plane — Kaldheim When you planeswalk to Littjara and at the beginning of your upkeep, create a 2/2 blue Shapeshifter creature token with changeling. (It is every creature type.) Whenever chaos ensues, choose a creature type. Put a +1/+1 counter on each creature you control of that type.
Skanos Dragonheart 4GLegendary Creature — Dragon Ranger Whenever Skanos Dragonheart attacks, it gets +X/+X until end of turn, where X is the greatest power among other Dragons you control and Dragon cards in your graveyard. Choose a Background (You can have a Background as a second commander.) 4/4
Riptide Chimera 2UEnchantment Creature — Chimera Flying At the beginning of your upkeep, return an enchantment you control to its owner's hand. 3/4
Plague Spitter 2BCreature — Phyrexian Horror At the beginning of your upkeep, Plague Spitter deals 1 damage to each creature and each player. When Plague Spitter dies, it deals 1 damage to each creature and each player. 2/2
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