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
Gallifrey Falls 4RRInstant Gallifrey Falls deals 4 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead. Fuse (You may cast one or both halves of this card from your hand.)
Angel of Vitality 2WCreature — Angel Flying If you would gain life, you gain that much life plus 1 instead. Angel of Vitality gets +2/+2 as long as you have 25 or more life. 2/2
Shepherd of the Clouds 4WCreature — Pegasus Flying, vigilance When Shepherd of the Clouds enters the battlefield, return target permanent card with mana value 3 or less from your graveyard to your hand. Return that card to the battlefield instead if you control a Mount. 4/3
Circle of Protection: Red 1WEnchantment {1}: The next time a red source of your choice would deal damage to you this turn, prevent that damage.
Oswald Fiddlebender 1WLegendary Creature — Gnome Artificer Magical Tinkering — {W}, {T}, Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield, then shuffle. Activate only as a sorcery. 2/2
Moonlace UInstant Target spell or permanent becomes colorless.
Patch Up 2WSorcery Return up to three target creature cards with total mana value 3 or less from your graveyard to the battlefield.
Rune of Protection: Lands 1WEnchantment {W}: The next time a land source of your choice would deal damage to you this turn, prevent that damage. Cycling {2} ({2}, Discard this card: Draw a card.)
Crush the Weak 2RSorcery Crush the Weak deals 2 damage to each creature. If a creature dealt damage this way would die this turn, exile it instead. Foretell {R} (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.)
Discover the Impossible 2UInstant Look at the top five cards of your library. Exile one of them face down and put the rest on the bottom of your library in a random order. You may cast the exiled card without paying its mana cost if it's an instant spell with mana value 2 or less. If you don't, put that card into your hand.
Page 95