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
Light-Paws, Emperor's Voice 1WLegendary Creature — Fox Advisor Whenever an Aura enters the battlefield under your control, if you cast it, you may search your library for an Aura card with mana value less than or equal to that Aura and with a different name than each Aura you control, put that card onto the battlefield attached to Light-Paws, Emperor's Voice, then shuffle. 2/2
Demonlord Belzenlok 4BBLegendary Creature — Elder Demon Flying, trample When Demonlord Belzenlok enters the battlefield, exile cards from the top of your library until you exile a nonland card, then put that card into your hand. If the card's mana value is 4 or greater, repeat this process. Demonlord Belzenlok deals 1 damage to you for each card put into your hand this way. 6/6
Battle Mammoth 3GGCreature — Elephant Trample Whenever a permanent you control becomes the target of a spell or ability an opponent controls, you may draw a card. Foretell {2}{G}{G} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.) 6/5
Snooping Newsie UBCreature — Human Rogue When Snooping Newsie enters the battlefield, mill two cards. (Put the top two cards of your library into your graveyard.) As long as there are five or more mana values among cards in your graveyard, Snooping Newsie gets +1/+1 and has lifelink. 2/2
Collector's Cage 1WArtifact Hideaway 5 (When this artifact enters the battlefield, look at the top five cards of your library, exile one face down, then put the rest on the bottom in a random order.) {1}, {T}: Put a +1/+1 counter on target creature you control. Then if you control three or more creatures with different powers, you may play the exiled card without paying its mana cost.
Sheltered Aerie 2GEnchantment — Aura Enchant land Enchanted land has "{T}: Add two mana of any one color."
Autumn Willow 4GGLegendary Creature — Avatar Shroud (This creature can't be the target of spells or abilities.) {G}: Until end of turn, Autumn Willow can be the target of spells and abilities controlled by target player as though it didn't have shroud. 4/4
Agent of Masks 3WBCreature — Human Advisor At the beginning of your upkeep, each opponent loses 1 life. You gain life equal to the life lost this way. 2/3
Faith's Shield WInstant Target permanent you control gains protection from the color of your choice until end of turn. Fateful hour — If you have 5 or less life, instead you and each permanent you control gain protection from the color of your choice until end of turn.
Tolarian Entrancer 1UCreature — Human Wizard Whenever Tolarian Entrancer becomes blocked by a creature, gain control of that creature at end of combat. 1/1
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