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
Jade Monolith 4Artifact {1}: The next time a source of your choice would deal damage to target creature this turn, that source deals that damage to you instead.
Burn from Within XRSorcery Burn from Within deals X damage to any target. If a creature is dealt damage this way, it loses indestructible until end of turn. If that creature would die this turn, exile it instead.
Mox Tantalite Artifact Suspend 3—{0} (Rather than cast this card from your hand, pay {0} and exile it with three time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) {T}: Add one mana of any color.
Chapel Shieldgeist Creature — Spirit Cleric Flying, first strike Each creature you control has ward {1}. (Whenever it becomes the target of a spell or ability an opponent controls, counter it unless that player pays {1}.) If Chapel Shieldgeist would be put into a graveyard from anywhere, exile it instead. 2/1
Jared Carthalion, True Heir RGWLegendary Creature — Human Warrior When Jared Carthalion, True Heir enters the battlefield, target opponent becomes the monarch. You can't become the monarch this turn. If damage would be dealt to Jared Carthalion while you're the monarch, prevent that damage and put that many +1/+1 counters on it. 3/3
Curse of Bloodletting 3RREnchantment — Aura Curse Enchant player If a source would deal damage to enchanted player, it deals double that damage to that player instead.
Pili-Pala 2Artifact Creature — Scarecrow Flying {2}, {Q}: Add one mana of any color. ({Q} is the untap symbol.) 1/1
Glittering Frost 2GSnow Enchantment — Aura Enchant land Enchanted land is snow. Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
Kami of Whispered Hopes 2GCreature — Spirit If one or more +1/+1 counters would be put on a permanent you control, that many plus one +1/+1 counters are put on that permanent instead. {T}: Add X mana of any one color, where X is Kami of Whispered Hopes's power. 1/1
Law-Rune Enforcer WCreature — Human Soldier {1}, {T}: Tap target creature with mana value 2 or greater. 1/2
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