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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
Nissa, Worldwaker 3GGLegendary Planeswalker — Nissa [+1]: Target land you control becomes a 4/4 Elemental creature with trample. It's still a land. [+1]: Untap up to four target Forests. [−7]: Search your library for any number of basic land cards, put them onto the battlefield, then shuffle. Those lands become 4/4 Elemental creatures with trample. They're still lands. Loyalty 3
Shade of Trokair 3WCreature — Shade {W}: Shade of Trokair gets +1/+1 until end of turn. Suspend 3—{W} (Rather than cast this card from your hand, you may pay {W} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) 1/2
Baral's Expertise 3UUSorcery Return up to three target artifacts and/or creatures to their owners' hands. You may cast a spell with mana value 4 or less from your hand without paying its mana cost.
Conquering Manticore 4RRCreature — Manticore Flying When Conquering Manticore enters the battlefield, gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn. 5/5
Graf Rats 1BCreature — Rat At the beginning of combat on your turn, if you both own and control Graf Rats and a creature named Midnight Scavengers, exile them, then meld them into Chittering Host. 2/1
Voice of Truth 3WCreature — Angel Flying, protection from white 2/2
Old Guard 1WArtifact Creature — Cyborg Soldier {W}, {T}: Tap target creature without reminder text. (Reminder text is still any italicized text in parentheses that explains rules you already know.) 2/1
Savage Gorger 1BBCreature — Vampire Flying At the beginning of your end step, if an opponent lost life this turn, put a +1/+1 counter on Savage Gorger. (Damage causes loss of life.) 1/1
Mothrider Patrol WCreature — Fox Warrior Flying {3}{W}, {T}: Tap target creature. 1/1
Court of Grace 2WWEnchantment When Court of Grace enters the battlefield, you become the monarch. At the beginning of your upkeep, create a 1/1 white Spirit creature token with flying. If you're the monarch, create a 4/4 white Angel creature token with flying instead.
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