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
Chromium, the Mutable 4WUBLegendary Creature — Elder Dragon Flash This spell can't be countered. Flying Discard a card: Until end of turn, Chromium, the Mutable becomes a Human with base power and toughness 1/1, loses all abilities, and gains hexproof. It can't be blocked this turn. 7/7
Deny the Witch 1WUBInstant Counter target spell, activated ability, or triggered ability. Its controller loses life equal to the number of creatures you control.
Spellseeker 2UCreature — Human Wizard When Spellseeker enters the battlefield, you may search your library for an instant or sorcery card with mana value 2 or less, reveal it, put it into your hand, then shuffle. 1/1
Stabwhisker the Odious Legendary Creature — Rat Shaman At the beginning of each opponent's upkeep, that player loses 1 life for each card fewer than three in their hand. 3/3
Price of Glory 2REnchantment Whenever a player taps a land for mana, if it's not that player's turn, destroy that land.
Unexpected Results 2GUSorcery Shuffle your library, then reveal the top card. If it's a nonland card, you may cast it without paying its mana cost. If it's a land card, you may put it onto the battlefield and return Unexpected Results to its owner's hand.
Carnage Gladiator 2BRCreature — Skeleton Warrior Whenever a creature blocks, that creature's controller loses 1 life. {1}{B}{R}: Regenerate Carnage Gladiator. 4/2
Tithebearer Giant 5BCreature — Giant Warrior When Tithebearer Giant enters the battlefield, you draw a card and you lose 1 life. 4/5
Gargoyle Sentinel 3Artifact Creature — Gargoyle Defender (This creature can't attack.) {3}: Until end of turn, Gargoyle Sentinel loses defender and gains flying. 3/3
Winds of Qal Sisma 1GInstant Prevent all combat damage that would be dealt this turn. Ferocious — If you control a creature with power 4 or greater, instead prevent all combat damage that would be dealt this turn by creatures your opponents control.
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