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
The Brothers' War 3REnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Create two tapped Powerstone tokens. II — Choose two target players. Until your next turn, each creature they control attacks the other chosen player each combat if able. III — The Brothers' War deals X damage to any target and X damage to any other target, where X is the number of artifacts you control.
Child of Gaea 3GGGCreature — Elemental Trample At the beginning of your upkeep, sacrifice Child of Gaea unless you pay {G}{G}. {1}{G}: Regenerate Child of Gaea. 7/7
Breach the Multiverse 5BBSorcery Each player mills ten cards. For each player, choose a creature or planeswalker card in that player's graveyard. Put those cards onto the battlefield under your control. Then each creature you control becomes a Phyrexian in addition to its other types.
Plaguecrafter's Familiar 1BCreature — Rat Deathtouch When Plaguecrafter's Familiar enters the battlefield, choose a creature card in your hand. It perpetually gains deathtouch. 1/1
Eight-and-a-Half-Tails WWLegendary Creature — Fox Cleric {1}{W}: Target permanent you control gains protection from white until end of turn. {1}: Target spell or permanent becomes white until end of turn. 2/2
Celestial Force 5WWWCreature — Elemental At the beginning of each upkeep, you gain 3 life. 7/7
Bloodgift Demon 3BBCreature — Demon Flying At the beginning of your upkeep, target player draws a card and loses 1 life. 5/4
Curious Homunculus 1UCreature — Homunculus {T}: Add {C}. Spend this mana only to cast an instant or sorcery spell. At the beginning of your upkeep, if there are three or more instant and/or sorcery cards in your graveyard, transform Curious Homunculus. 1/1
Obsidian Fireheart 1RRRCreature — Elemental {1}{R}{R}: Put a blaze counter on target land without a blaze counter on it. For as long as that land has a blaze counter on it, it has "At the beginning of your upkeep, this land deals 1 damage to you." (The land continues to burn after Obsidian Fireheart has left the battlefield.) 4/4
Wolfwillow Haven 1GEnchantment — Aura Enchant land Whenever enchanted land is tapped for mana, its controller adds an additional {G}. {4}{G}, Sacrifice Wolfwillow Haven: Create a 2/2 green Wolf creature token. Activate only during your turn.
Page 180