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
Tekuthal, Inquiry Dominus 2UULegendary Creature — Phyrexian Horror Flying If you would proliferate, proliferate twice instead. {1}{U/P}{U/P}, Remove three counters from among other artifacts, creatures, and planeswalkers you control: Put an indestructible counter on Tekuthal, Inquiry Dominus. ({U/P} can be paid with either {U} or 2 life.) 3/5
Monstrous War-Leech 3BCreature — Leech Horror Kicker {U} (You may pay an additional {U} as you cast this spell.) As Monstrous War-Leech enters the battlefield, if it was kicked, mill four cards. (To mill a card, put the top card of your library into your graveyard.) Monstrous War-Leech's power and toughness are each equal to the highest mana value among cards in your graveyard. */*
Surge to Victory 4RRSorcery Exile target instant or sorcery card from your graveyard. Creatures you control get +X/+0 until end of turn, where X is that card's mana value. Whenever a creature you control deals combat damage to a player this turn, copy the exiled card. You may cast the copy without paying its mana cost.
Wild Wurm 3RCreature — Wurm When Wild Wurm enters the battlefield, flip a coin. If you lose the flip, return Wild Wurm to its owner's hand. 5/4
Void Maw 4BBCreature — Horror Trample If another creature would die, exile it instead. Put a card exiled with Void Maw into its owner's graveyard: Void Maw gets +2/+2 until end of turn. 4/5
Acolyte of Xathrid BCreature — Human Cleric {1}{B}, {T}: Target player loses 1 life. 0/1
Kjeldoran Royal Guard 3WWCreature — Human Soldier {T}: All combat damage that would be dealt to you by unblocked creatures this turn is dealt to Kjeldoran Royal Guard instead. 2/5
Gonti's Machinations BEnchantment Whenever you lose life for the first time each turn, you get {E}. (You get an energy counter. Damage causes loss of life.) Pay {E}{E}, Sacrifice Gonti's Machinations: Each opponent loses 3 life. You gain life equal to the life lost this way.
Slaying Fire 2RInstant Slaying Fire deals 3 damage to any target. Adamant — If at least three red mana was spent to cast this spell, it deals 4 damage instead.
Myra the Magnificent 2URLegendary Creature — Human Performer Whenever you cast an instant or sorcery spell from your hand, open an Attraction. {X}, {T}: Exile target instant or sorcery card with mana value X from your graveyard and choose an Attraction you control that doesn't have a midway counter on it. Put a midway counter on it. For as long as that Attraction is on the battlefield, whenever you visit it, copy the exiled card. You may cast the copy without paying its mana cost. 2/4
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