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
Weatherseed Totem 3Artifact {T}: Add {G}. {2}{G}{G}{G}: Weatherseed Totem becomes a 5/3 green Treefolk artifact creature with trample until end of turn. When Weatherseed Totem is put into a graveyard from the battlefield, if it was a creature, return this card to its owner's hand.
Diabolical Salvation 2RRRRInstant Split second Create four 4/4 red Devil creature tokens with haste and "When this creature dies, create a colorless Treasure artifact token with '{T}, Sacrifice this artifact: Add one mana of any color.'" Sacrifice the Devil tokens at the beginning of the next end step.
Undercellar Myconid 2GCreature — Fungus Whenever Undercellar Myconid enters the battlefield or dies, create a 1/1 green Saproling creature token. {T}: Add one mana of any color. 1/2
The Secret Lair Legendary Land — Lair {T}: Add {C}. {T}, Say the secret word: Add one mana of any color. Scry 1. You gain 1 life.
Azorius Ploy 1WWUInstant Prevent all combat damage target creature would deal this turn. Prevent all combat damage that would be dealt to target creature this turn.
Baffling Defenses 1WInstant Target creature's base power perpetually becomes 0.
Multani's Harmony GEnchantment — Aura Enchant creature Enchanted creature has "{T}: Add one mana of any color."
Timely Hordemate 3WCreature — Human Warrior Raid — When Timely Hordemate enters the battlefield, if you attacked this turn, return target creature card with mana value 2 or less from your graveyard to the battlefield. 3/2
Out of the Tombs 2BEnchantment At the beginning of your upkeep, put two eon counters on Out of the Tombs, then mill cards equal to the number of eon counters on it. If you would draw a card while your library has no cards in it, instead return a creature card from your graveyard to the battlefield. If you can't, you lose the game.
Talion, the Kindly Lord 2UBLegendary Creature — Faerie Noble Flying As Talion, the Kindly Lord enters the battlefield, choose a number between 1 and 10. Whenever an opponent casts a spell with mana value, power, or toughness equal to the chosen number, that player loses 2 life and you draw a card. 3/4
Page 189