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
Wirewood Channeler 3GCreature — Elf Druid {T}: Add X mana of any one color, where X is the number of Elves on the battlefield. 2/2
Vito, Thorn of the Dusk Rose 2BLegendary Creature — Vampire Cleric Whenever you gain life, target opponent loses that much life. {3}{B}{B}: Creatures you control gain lifelink until end of turn. 1/3
Archmage's Newt 1UCreature — Salamander Mount Whenever Archmage's Newt deals combat damage to a player, target instant or sorcery card in your graveyard gains flashback until end of turn. The flashback cost is equal to its mana cost. That card gains flashback {0} until end of turn instead if Archmage's Newt is saddled. (You may cast that card from your graveyard for its flashback cost. Then exile it.) Saddle 3 2/2
Jolrael, Empress of Beasts 3GGLegendary Creature — Human Spellshaper {2}{G}, {T}, Discard two cards: All lands target player controls become 3/3 creatures until end of turn. They're still lands. 3/3
Zhur-Taa Druid RGCreature — Human Druid {T}: Add {G}. Whenever you tap Zhur-Taa Druid for mana, it deals 1 damage to each opponent. 1/1
Eviscerator 3BBCreature — Phyrexian Horror Protection from white When Eviscerator enters the battlefield, you lose 5 life. 5/5
Mirrorweave 2W/UW/UInstant Each other creature becomes a copy of target nonlegendary creature until end of turn.
Oath of Nissa GLegendary Enchantment When Oath of Nissa enters the battlefield, look at the top three cards of your library. You may reveal a creature, land, or planeswalker card from among them and put it into your hand. Put the rest on the bottom of your library in any order. You may spend mana as though it were mana of any color to cast planeswalker spells.
Organ Grinder 2BCreature — Zombie {T}, Exile three cards from your graveyard: Target player loses 3 life. 3/1
Phyrexian Gargantua 4BBCreature — Phyrexian Horror When Phyrexian Gargantua enters the battlefield, you draw two cards and you lose 2 life. 4/4
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