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
Palantír of Orthanc 3Legendary Artifact At the beginning of your end step, put an influence counter on Palantír of Orthanc and scry 2. Then target opponent may have you draw a card. If that player doesn't, you mill X cards, where X is the number of influence counters on Palantír of Orthanc, and that player loses life equal to the total mana value of those cards.
Ogre Recluse 3RCreature — Ogre Warrior Whenever a player casts a spell, tap Ogre Recluse. 5/4
Sporesower Thallid 2GGCreature — Fungus At the beginning of your upkeep, put a spore counter on each Fungus you control. Remove three spore counters from Sporesower Thallid: Create a 1/1 green Saproling creature token. 4/4
Gruul Guildmage R/GR/GCreature — Human Shaman ({R/G} can be paid with either {R} or {G}.) {3}{R}, Sacrifice a land: Gruul Guildmage deals 2 damage to target player or planeswalker. {3}{G}: Target creature gets +2/+2 until end of turn. 2/2
Etched Host Doombringer 4BCreature — Phyrexian Demon When Etched Host Doombringer enters the battlefield, choose one — • Target opponent loses 2 life and you gain 2 life. • Choose target battle. If an opponent protects it, remove three defense counters from it. Otherwise, put three defense counters on it. 3/5
Bloodcurdling Scream XBSorcery Target creature gets +X/+0 until end of turn.
Enrage XRInstant Target creature gets +X/+0 until end of turn.
Howl from Beyond XBInstant Target creature gets +X/+0 until end of turn.
Skyshroud Cutter 3GCreature — Beast If you control a Forest, rather than pay this spell's mana cost, you may have each other player gain 5 life. 2/2
Wall of Tombstones 1BCreature — Wall Defender (This creature can't attack.) At the beginning of your upkeep, change Wall of Tombstones's base toughness to 1 plus the number of creature cards in your graveyard. (This effect lasts indefinitely.) 0/1
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