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
Rosheen Meanderer 3R/GLegendary Creature — Giant Shaman {T}: Add {C}{C}{C}{C}. Spend this mana only on costs that contain {X}. 4/4
Planar Overlay 2USorcery Each player chooses a land they control of each basic land type. Return those lands to their owners' hands.
Minion of Tevesh Szat 4BBBCreature — Demon Minion At the beginning of your upkeep, Minion of Tevesh Szat deals 2 damage to you unless you pay {B}{B}. {T}: Target creature gets +3/-2 until end of turn. 4/4
The Toymaker's Trap 2BEnchantment At the beginning of your upkeep, secretly choose a number between 1 and 5 that hasn't been chosen. If you do, an opponent guesses which number you chose, then you reveal the number you chose. If they guessed wrong, they lose life equal to the number they guessed and you draw a card. If they guessed right, sacrifice The Toymaker's Trap.
Omen Machine 6Artifact Players can't draw cards. At the beginning of each player's draw step, that player exiles the top card of their library. If it's a land card, the player puts it onto the battlefield. Otherwise, the player casts it without paying its mana cost if able.
Sandstone Oracle 7Artifact Creature — Sphinx Flying When Sandstone Oracle enters the battlefield, choose an opponent. If that player has more cards in hand than you, draw cards equal to the difference. 4/4
Realms Uncharted 2GInstant Search your library for up to four land cards with different names and reveal them. An opponent chooses two of those cards. Put the chosen cards into your graveyard and the rest into your hand. Then shuffle.
Steam Vines 1RREnchantment — Aura Enchant land When enchanted land becomes tapped, destroy it and Steam Vines deals 1 damage to that land's controller. That player attaches Steam Vines to a land of their choice.
Entropic Specter 3BBCreature — Specter Spirit Flying As Entropic Specter enters the battlefield, choose an opponent. Entropic Specter's power and toughness are each equal to the number of cards in the chosen player's hand. Whenever Entropic Specter deals damage to a player, that player discards a card. */*
Reef Shaman UCreature — Merfolk Shaman {T}: Target land becomes the basic land type of your choice until end of turn. 0/2
Page 111