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
Falling Star 2RSorcery Flip Falling Star onto the playing area from a height of at least one foot. Falling Star deals 3 damage to each creature it lands on. Tap all creatures dealt damage by Falling Star. If Falling Star doesn't turn completely over at least once during the flip, it has no effect.
Stampede Surfer 3R/GR/GCreature — Human Warrior Haste Whenever Stampede Surfer attacks, for each opponent, you create a 2/2 green Boar creature token that's tapped and attacking that opponent. 4/4
Lightshield Array Enchantment At the beginning of your end step, put a +1/+1 counter on each creature that attacked this turn. Sacrifice Lightshield Array: Creatures you control gain hexproof and indestructible until end of turn.
Surge of Strength RGInstant As an additional cost to cast this spell, discard a red or green card. Target creature gains trample and gets +X/+0 until end of turn, where X is that creature's mana value.
Doomsday Confluence XXBSorcery Choose X. You may choose the same mode more than once. • Each player sacrifices a nonartifact creature. • Create a 3/3 black Dalek artifact creature token with menace. • Each opponent discards a card.
Cobra Trap 4GGInstant — Trap If a noncreature permanent under your control was destroyed this turn by a spell or ability an opponent controlled, you may pay {G} rather than pay this spell's mana cost. Create four 1/1 green Snake creature tokens.
Antarctic Research Base Plane — Earth When you planeswalk to Antarctic Research Base and at the beginning of your upkeep, investigate. Whenever chaos ensues, put X +1/+1 counters on target creature you control, where X is the number of artifacts you control. It becomes a Plant in addition to its other types.
Warped Devotion 2BEnchantment Whenever a permanent is returned to a player's hand, that player discards a card.
Auspicious Arrival 1WInstant Target creature gets +2/+2 until end of turn. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
Raiders' Wake 3BEnchantment Whenever an opponent discards a card, that player loses 2 life. Raid — At the beginning of your end step, if you attacked this turn, target opponent discards a card.
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