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
Generous Soul Creature — Spirit Flying, vigilance If Generous Soul would be put into a graveyard from anywhere, exile it instead. 4/4
Dauthi Voidwalker BBCreature — Dauthi Rogue Shadow (This creature can block or be blocked by only creatures with shadow.) If a card would be put into an opponent's graveyard from anywhere, instead exile it with a void counter on it. {T}, Sacrifice Dauthi Voidwalker: Choose an exiled card an opponent owns with a void counter on it. You may play it this turn without paying its mana cost. 3/2
Myr Superion 2Artifact Creature — Myr Spend only mana produced by creatures to cast this spell. 5/6
Primal Vigor 4GEnchantment If one or more tokens would be created, twice that many of those tokens are created instead. If one or more +1/+1 counters would be put on a creature, twice that many +1/+1 counters are put on that creature instead.
Disrupting Shoal XUUInstant — Arcane You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost. Counter target spell if its mana value is X.
Imp's Mischief 1BInstant Change the target of target spell with a single target. You lose life equal to that spell's mana value.
Sap Sucker Artifact — Contraption Whenever you crank Sap Sucker, add {G}. Until end of turn, you don't lose this mana as steps and phases end.
Desperate Gambit RInstant Choose a source you control and flip a coin. If you win the flip, the next time that source would deal damage this turn, it deals double that damage instead. If you lose the flip, the next time it would deal damage this turn, prevent that damage.
Containment Priest 1WCreature — Human Cleric Flash If a nontoken creature would enter the battlefield and it wasn't cast, exile it instead. 2/2
Thieving Varmint 1BCreature — Varmint Deathtouch, lifelink {T}, Pay 1 life: Add two mana of any one color. Spend this mana only to cast spells you don't own. 2/1
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