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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
Ritual of Subdual 4GGEnchantment Cumulative upkeep {2} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) If a land is tapped for mana, it produces colorless mana instead of any other type.
Blossom-Clad Werewolf Creature — Werewolf {T}: Add two mana of any one color. Nightbound (If a player casts at least two spells during their own turn, it becomes day next turn.) 3/4
Winged Temple of Orazca Legendary Land (Transforms from Hadana's Climb.) {T}: Add one mana of any color. {1}{G}{U}, {T}: Target creature you control gains flying and gets +X/+X until end of turn, where X is its power.
Mana Geode 3Artifact When Mana Geode enters the battlefield, scry 1. {T}: Add one mana of any color.
Bronze Walrus 3Artifact Creature — Walrus When Bronze Walrus enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) {T}: Add one mana of any color. 2/2
Honored Heirloom 3Artifact {T}: Add one mana of any color. {2}, {T}: Exile target card from a graveyard.
Wild Cantor R/GCreature — Human Druid ({R/G} can be paid with either {R} or {G}.) Sacrifice Wild Cantor: Add one mana of any color. 1/1
Forbidden Orchard Land {T}: Add one mana of any color. Whenever you tap Forbidden Orchard for mana, target opponent creates a 1/1 colorless Spirit creature token.
Mycosynth Lattice 6Artifact All permanents are artifacts in addition to their other types. All cards that aren't on the battlefield, spells, and permanents are colorless. Players may spend mana as though it were mana of any color.
Sungold Sentinel 1WCreature — Human Soldier Whenever Sungold Sentinel enters the battlefield or attacks, exile up to one target card from a graveyard. Coven — {1}{W}: Choose a color. Sungold Sentinel gains hexproof from that color until end of turn and can't be blocked by creatures of that color this turn. Activate only if you control three or more creatures with different powers. 3/2
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