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
Lashknife 1WEnchantment — Aura If you control a Plains, you may tap an untapped creature you control rather than pay this spell's mana cost. Enchant creature Enchanted creature has first strike.
Thunderblade Charge 1RRSorcery Thunderblade Charge deals 3 damage to any target. Whenever one or more creatures you control deal combat damage to a player, if Thunderblade Charge is in your graveyard, you may pay {2}{R}{R}{R}. If you do, you may cast it without paying its mana cost.
Hagra Diabolist 4BCreature — Ogre Shaman Ally Whenever Hagra Diabolist or another Ally enters the battlefield under your control, you may have target player lose life equal to the number of Allies you control. 3/2
Reshape XUUSorcery As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
Sylvan Paradise GInstant One or more target creatures become green until end of turn.
Opaline Sliver 1WUCreature — Sliver All Slivers have "Whenever this permanent becomes the target of a spell an opponent controls, you may draw a card." 2/2
Mossbridge Troll 5GGCreature — Troll If Mossbridge Troll would be destroyed, regenerate it. Tap any number of untapped creatures you control other than Mossbridge Troll with total power 10 or greater: Mossbridge Troll gets +20/+20 until end of turn. 5/5
Isolation Cell 4Artifact Whenever an opponent casts a creature spell, that player loses 2 life unless they pay {2}.
Bleak Coven Vampires 3BBCreature — Vampire Warrior Metalcraft — When Bleak Coven Vampires enters the battlefield, if you control three or more artifacts, target player loses 4 life and you gain 4 life. 4/3
Dragon Breath 1REnchantment — Aura Enchant creature Enchanted creature has haste. {R}: Enchanted creature gets +1/+0 until end of turn. When a creature with mana value 6 or greater enters the battlefield, you may return Dragon Breath from your graveyard to the battlefield attached to that creature.
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