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
Cave of the Frost Dragon Land If you control two or more other lands, Cave of the Frost Dragon enters the battlefield tapped. {T}: Add {W}. {4}{W}: Cave of the Frost Dragon becomes a 3/4 white Dragon creature with flying until end of turn. It's still a land.
Valentin, Dean of the Vein BLegendary Creature — Vampire Warlock Menace, lifelink If a nontoken creature an opponent controls would die, exile it instead. When you do, you may pay {2}. If you do, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life." 1/1
Niveous Wisps WInstant Target creature becomes white until end of turn. Tap that creature. Draw a card.
Wojek Apothecary 2WWCreature — Human Cleric Radiance — {T}: Prevent the next 1 damage that would be dealt to target creature and each other creature that shares a color with it this turn. 1/1
Mutational Advantage 1GUInstant Permanents you control with counters on them gain hexproof and indestructible until end of turn. Prevent all damage that would be dealt to those permanents this turn. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)
Spellbound Dragon 3URCreature — Dragon Flying Whenever Spellbound Dragon attacks, draw a card, then discard a card. Spellbound Dragon gets +X/+0 until end of turn, where X is the discarded card's mana value. 3/5
Atrocious Experiment 2BSorcery Target player mills two cards, draws two cards, and loses 2 life. (To mill a card, a player puts the top card of their library into their graveyard.)
Bronzebeak Foragers 3WCreature — Dinosaur When Bronzebeak Foragers enters the battlefield, for each opponent, exile up to one target nonland permanent that player controls until Bronzebeak Foragers leaves the battlefield. {X}{W}: Put target card with mana value X exiled with Bronzebeak Foragers into its owner's graveyard. You gain X life. 3/4
Green Sun's Zenith XGSorcery Search your library for a green creature card with mana value X or less, put it onto the battlefield, then shuffle. Shuffle Green Sun's Zenith into its owner's library.
Mogg Alarm 1RRSorcery You may sacrifice two Mountains rather than pay this spell's mana cost. Create two 1/1 red Goblin creature tokens.
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