Card Codex

M:tG card similarity search

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
Insubordination BBEnchantment — Aura Enchant creature At the beginning of the end step of enchanted creature's controller, Insubordination deals 2 damage to that player unless that creature attacked this turn.
Fury 3RRCreature — Elemental Incarnation Double strike When Fury enters the battlefield, it deals 4 damage divided as you choose among any number of target creatures and/or planeswalkers. Evoke—Exile a red card from your hand. 3/3
Emergent Ultimatum BBGGGUUSorcery Search your library for up to three monocolored cards with different names and exile them. An opponent chooses one of those cards. Shuffle that card into your library. You may cast the other cards without paying their mana costs. Exile Emergent Ultimatum.
Kwain, Itinerant Meddler WULegendary Creature — Rabbit Wizard {T}: Each player may draw a card, then each player who drew a card this way gains 1 life. 1/3
Brass Man 1Artifact Creature — Construct Brass Man doesn't untap during your untap step. At the beginning of your upkeep, you may pay {1}. If you do, untap Brass Man. 1/3
Kami of Mourning 2BCreature — Spirit Whenever Kami of Mourning enters the battlefield, target creature you control or creature card in your graveyard perpetually gains "Whenever a creature you control with greater mana value than this card dies, return this card from your graveyard to the battlefield tapped." 3/2
Instrument of the Bards GLegendary Artifact At the beginning of your upkeep, you may put a harmony counter on Instrument of the Bards. {3}{G}, {T}: Search your library for a creature card with mana value equal to the number of harmony counters on Instrument of the Bards, reveal it, and put it into your hand. If that card is legendary, create a Treasure token. Then shuffle.
Snare Tactician 2WCreature — Human Soldier Whenever you cycle a card, tap target creature an opponent controls. 2/3
Dark Maze 4UCreature — Wall Defender (This creature can't attack.) {0}: Dark Maze can attack this turn as though it didn't have defender. Exile it at the beginning of the next end step. 4/5
Hidetsugu's Second Rite 3RInstant If target player has exactly 10 life, Hidetsugu's Second Rite deals 10 damage to that player.
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