Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Horizon Stone

5 · Artifact

If you would lose unspent mana, that mana becomes colorless instead.

Similar cards

Color identity:
NameManaTypeText
Gruesome Fate 2BSorcery Each opponent loses 1 life for each creature you control.
Stronghold Discipline 2BBSorcery Each player loses 1 life for each creature they control.
River of Tears Land {T}: Add {U}. If you played a land this turn, add {B} instead.
Guild Globe 2Artifact When Guild Globe enters the battlefield, draw a card. {2}, {T}, Sacrifice Guild Globe: Add two mana of different colors.
Scoria Wurm 4RCreature — Wurm At the beginning of your upkeep, flip a coin. If you lose the flip, return Scoria Wurm to its owner's hand. 7/7
Unnatural Aggression 2GInstant Devoid (This card has no color.) Target creature you control fights target creature an opponent controls. If the creature an opponent controls would die this turn, exile it instead.
Velomachus Lorehold 5RWLegendary Creature — Elder Dragon Flying, vigilance, haste Whenever Velomachus Lorehold attacks, look at the top seven cards of your library. You may cast an instant or sorcery spell with mana value less than or equal to Velomachus Lorehold's power from among them without paying its mana cost. Put the rest on the bottom of your library in a random order. 5/5
Shepherd of the Cosmos 4WWCreature — Angel Warrior Flying When Shepherd of the Cosmos enters the battlefield, return target permanent card with mana value 2 or less from your graveyard to the battlefield. Foretell {3}{W} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 3/3
Spirit of Resistance 2WEnchantment As long as you control a permanent of each color, prevent all damage that would be dealt to you.
Opal Gargoyle 1WEnchantment When an opponent casts a creature spell, if Opal Gargoyle is an enchantment, Opal Gargoyle becomes a 2/2 Gargoyle creature with flying.
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