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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
Rhox Veteran 3WCreature — Rhino Soldier Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) Whenever Rhox Veteran attacks, tap target creature an opponent controls. 2/4
All Will Be One 3RREnchantment Whenever you put one or more counters on a permanent or player, All Will Be One deals that much damage to target opponent, creature an opponent controls, or planeswalker an opponent controls.
Evernight Shade 3BCreature — Shade {B}: Evernight Shade gets +1/+1 until end of turn. Undying (When this creature dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) 1/1
Maestros Confluence 3UBRSorcery Choose three. You may choose the same mode more than once. • Return target monocolored instant or sorcery card from your graveyard to your hand. • Target creature gets -3/-3 until end of turn. • Goad each creature target player controls. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)
Lae'zel, Vlaakith's Champion 2WLegendary Creature — Gith Warrior If you would put one or more counters on a creature or planeswalker you control or on yourself, put that many plus one of each of those kinds of counters on that permanent or player instead. Choose a Background (You can have a Background as a second commander.) 3/3
Hissing Quagmire Land Hissing Quagmire enters the battlefield tapped. {T}: Add {B} or {G}. {1}{B}{G}: Hissing Quagmire becomes a 2/2 black and green Elemental creature with deathtouch until end of turn. It's still a land.
Pack Attack 2RInstant Attacking creatures get +X/+0 until end of turn, where X is the number of players being attacked. Draw a card.
Myr Prototype 5Artifact Creature — Myr At the beginning of your upkeep, put a +1/+1 counter on Myr Prototype. Myr Prototype can't attack or block unless you pay {1} for each +1/+1 counter on it. 2/2
White Ward WEnchantment — Aura Enchant creature Enchanted creature has protection from white. This effect doesn't remove White Ward.
Composer of Spring 1GCreature — Satyr Bard Constellation — Whenever an enchantment enters the battlefield under your control, you may put a land card from your hand onto the battlefield tapped. If you control six or more enchantments, instead you may put a creature or land card from your hand onto the battlefield tapped. 1/3
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