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
Slobad, Iron Goblin 2RLegendary Creature — Phyrexian Goblin Artificer {T}, Sacrifice an artifact: Add an amount of {R} equal to the sacrificed artifact's mana value. Spend this mana only to cast artifact spells or activate abilities of artifacts. 3/3
Departed Soulkeeper Creature — Spirit Flying Departed Soulkeeper can block only creatures with flying. If Departed Soulkeeper would be put into a graveyard from anywhere, exile it instead. 3/1
Electrodominance XRRInstant Electrodominance deals X damage to any target. You may cast a spell with mana value X or less from your hand without paying its mana cost.
Biophagus 1GCreature — Human Tyranid Wizard Genomic Enhancement — {T}: Add one mana of any color. If this mana is spent to cast a creature spell, that creature enters the battlefield with an additional +1/+1 counter on it. 1/3
Rest in Peace 1WEnchantment When Rest in Peace enters the battlefield, exile all graveyards. If a card or token would be put into a graveyard from anywhere, exile it instead.
Pain Seer 1BCreature — Human Wizard Inspired — Whenever Pain Seer becomes untapped, reveal the top card of your library and put that card into your hand. You lose life equal to that card's mana value. 2/2
A-Carnelian Orb of Dragonkind 2RArtifact {T}: Add one mana of any color. If that mana is spent on a Dragon creature spell, it gains haste until end of turn.
Ogre Battlecaster 2RCreature — Ogre Shaman First strike Whenever Ogre Battlecaster attacks, you may cast target instant or sorcery card from your graveyard by paying {R}{R} in addition to its other costs. If that spell would be put into a graveyard, exile it instead. When you cast that spell, Ogre Battlecaster gets +X/+0 until end of turn, where X is that spell's mana value. 3/3
Hazoret's Undying Fury 4RRSorcery Shuffle your library, then exile the top four cards. You may cast any number of spells with mana value 5 or less from among them without paying their mana costs. Lands you control don't untap during your next untap step.
Bleed Dry 2BBInstant Target creature gets -13/-13 until end of turn. If that creature would die this turn, exile it instead.
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