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
Reptilian Reflection 2REnchantment Whenever you cycle a card, you may have Reptilian Reflection become a 5/4 Dinosaur creature with trample and haste in addition to its other types until end of turn.
Saproling Migration 1GSorcery Kicker {4} (You may pay an additional {4} as you cast this spell.) Create two 1/1 green Saproling creature tokens. If this spell was kicked, create four of those tokens instead.
Bigger on the Inside 3RGEnchantment — Aura Enchant artifact or land Enchanted permanent has "{T}: Target player adds two mana of any one color. The next spell they cast this turn has cascade." (When they cast their next spell, they exile cards from the top of their library until they exile a nonland card that costs less. They may cast it without paying its mana cost. They put the exiled cards on the bottom in a random order.)
Starscream, Power Hungry 3BLegendary Artifact Creature — Robot More Than Meets the Eye {2}{B} (You may cast this card converted for {2}{B}.) Flying Whenever you draw a card, if you're the monarch, target opponent loses 2 life. Whenever one or more creatures deal combat damage to you, convert Starscream. 2/3
Tasha, the Witch Queen 3UBLegendary Planeswalker — Tasha Whenever you cast a spell you don't own, create a 3/3 black Demon creature token. [+1]: Draw a card. For each opponent, exile up to one target instant or sorcery card from that player's graveyard and put a page counter on it. [−3]: You may cast a spell from among cards in exile with page counters on them without paying its mana cost. Tasha, the Witch Queen can be your commander. Loyalty 4
Imminent Doom 2REnchantment Imminent Doom enters the battlefield with a doom counter on it. Whenever you cast a spell with mana value equal to the number of doom counters on Imminent Doom, Imminent Doom deals that much damage to any target. Then put a doom counter on Imminent Doom.
Indigo Faerie 1UCreature — Faerie Wizard Flying {U}: Target permanent becomes blue in addition to its other colors until end of turn. 1/1
Soldevi Steam Beast 5Artifact Creature — Beast Whenever Soldevi Steam Beast becomes tapped, target opponent gains 2 life. {2}: Regenerate Soldevi Steam Beast. 4/2
Lier, Disciple of the Drowned 3UULegendary Creature — Human Wizard Spells can't be countered. Each instant and sorcery card in your graveyard has flashback. The flashback cost is equal to that card's mana cost. 3/4
Deathbloom Ritualist 3BGCreature — Elf Warlock {T}: Add X mana of any one color, where X is the number of creature cards in your graveyard. 3/5
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