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
Divide by Zero 2UInstant Return target spell or permanent with mana value 1 or greater to its owner's hand. Learn. (You may reveal a Lesson card you own from outside the game and put it into your hand, or discard a card to draw a card.)
Salvaged Manaworker 2Artifact Creature — Construct {1}: Add one mana of any color. Activate only once each turn. 1/3
Hero of the Dunes 3WBCreature — Human Soldier When Hero of the Dunes enters the battlefield, return target artifact or creature card with mana value 3 or less from your graveyard to the battlefield. Creatures you control with mana value 3 or less get +1/+0. 3/2
Mana Drain UUInstant Counter target spell. At the beginning of your next main phase, add an amount of {C} equal to that spell's mana value.
Phyrexian Unlife 2WEnchantment You don't lose the game for having 0 or less life. As long as you have 0 or less life, all damage is dealt to you as though its source had infect. (Damage is dealt to you in the form of poison counters.)
Bludgeon Brawl 2REnchantment Each noncreature, non-Equipment artifact is an Equipment with equip {X} and "Equipped creature gets +X/+0," where X is that artifact's mana value.
Kiora, Sovereign of the Deep 3GULegendary Creature — Merfolk Noble Vigilance, ward {3} Whenever you cast a Kraken, Leviathan, Octopus, or Serpent spell from your hand, look at the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value less than X from among them without paying its mana cost. Put the rest on the bottom of your library in a random order. 4/5
Cecily, Haunted Mage 1UBRLegendary Creature — Human Wizard Your maximum hand size is eleven. Whenever Cecily, Haunted Mage attacks, you draw a card and you lose 1 life. Then if you have eleven or more cards in your hand, you may cast an instant or sorcery spell from your hand without paying its mana cost. Friends forever (You can have two commanders if both have friends forever.) 3/5
Parallectric Feedback 3RInstant Parallectric Feedback deals damage to target spell's controller equal to that spell's mana value.
Refuse 3RInstant Refuse deals damage to target spell's controller equal to that spell's mana value.
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