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
Quicksilver Sea Plane — Mirrodin When you planeswalk to Quicksilver Sea or at the beginning of your upkeep, scry 4. (Look at the top four cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) Whenever chaos ensues, reveal the top card of your library. You may play it without paying its mana cost.
Fossil Find R/GSorcery Return a card at random from your graveyard to your hand, then reorder your graveyard as you choose.
Diplomacy of the Wastes 2BSorcery Target opponent reveals their hand. You choose a nonland card from it. That player discards that card. If you control a Warrior, that player loses 2 life.
Amy's Home Plane — Earth When you planeswalk to Amy's Home and at the beginning of your upkeep, you may exile a nonland card from your hand with a number of time counters on it equal to its mana value. If it doesn't have suspend, it gains suspend. Whenever chaos ensues, time travel. (For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter.)
Emergent Sequence 1GSorcery Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. That land becomes a 0/0 green and blue Fractal creature that's still a land. Put a +1/+1 counter on it for each land you had enter the battlefield under your control this turn.
Radha, Coalition Warlord 2RGLegendary Creature — Elf Warrior Domain — Whenever Radha, Coalition Warlord becomes tapped, another target creature you control gets +X/+X until end of turn, where X is the number of basic land types among lands you control. 3/3
Ritual Guardian 2WCreature — Human Soldier Coven — At the beginning of combat on your turn, if you control three or more creatures with different powers, Ritual Guardian gains lifelink until end of turn. 3/2
Gideon's Sacrifice WInstant Choose a creature or planeswalker you control. All damage that would be dealt this turn to you and permanents you control is dealt to the chosen permanent instead (if it's still on the battlefield).
Shared Fate 4UEnchantment If a player would draw a card, that player exiles the top card of one of their opponents' libraries face down instead. Each player may look at cards they exiled with Shared Fate, and they may play lands and cast spells from among those cards.
Petalmane Baku 1GCreature — Spirit Whenever you cast a Spirit or Arcane spell, you may put a ki counter on Petalmane Baku. {1}, Remove X ki counters from Petalmane Baku: Add X mana of any one color. 1/2
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