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
Ashes of the Fallen 2Artifact As Ashes of the Fallen enters the battlefield, choose a creature type. Each creature card in your graveyard has the chosen creature type in addition to its other types.
Drop Tower Artifact — Attraction Visit — Target creature gains flying until end of turn, or until any player rolls a 1, whichever comes first.
Meren of Clan Nel Toth 2BGLegendary Creature — Human Shaman Whenever another creature you control dies, you get an experience counter. At the beginning of your end step, choose target creature card in your graveyard. If that card's mana value is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand. 3/4
Echo Chamber 4Artifact {4}, {T}: An opponent chooses target creature they control. Create a token that's a copy of that creature. That token gains haste until end of turn. Exile the token at the beginning of the next end step. Activate only as a sorcery.
Masticore 4Artifact Creature — Masticore At the beginning of your upkeep, sacrifice Masticore unless you discard a card. {2}: Masticore deals 1 damage to target creature. {2}: Regenerate Masticore. 4/4
Adventuring Gear 1Artifact — Equipment Landfall — Whenever a land enters the battlefield under your control, equipped creature gets +2/+2 until end of turn. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)
Mycoloth 3GGCreature — Fungus Devour 2 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with twice that many +1/+1 counters on it.) At the beginning of your upkeep, create a 1/1 green Saproling creature token for each +1/+1 counter on Mycoloth. 4/4
Manaplasm 2GCreature — Ooze Whenever you cast a spell, Manaplasm gets +X/+X until end of turn, where X is that spell's mana value. 1/1
Magus of the Arena 4RRCreature — Human Wizard {3}, {T}: Tap target creature you control and target creature of an opponent's choice they control. Those creatures fight each other. (Each deals damage equal to its power to the other.) 5/5
Krovikan Fetish 2BEnchantment — Aura Enchant creature When Krovikan Fetish enters the battlefield, draw a card at the beginning of the next turn's upkeep. Enchanted creature gets +1/+1.
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