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
Warrior en-Kor WWCreature — Kor Warrior Knight {0}: The next 1 damage that would be dealt to Warrior en-Kor this turn is dealt to target creature you control instead. 2/2
Carnival of Souls 1BEnchantment Whenever a creature enters the battlefield, you lose 1 life and add {B}.
Faerie Conclave Land Faerie Conclave enters the battlefield tapped. {T}: Add {U}. {1}{U}: Faerie Conclave becomes a 2/1 blue Faerie creature with flying until end of turn. It's still a land.
Mind Swords 1BSorcery If you control a Swamp, you may sacrifice a creature rather than pay this spell's mana cost. Each player exiles two cards from their hand.
Mishra's Groundbreaker 4Artifact {T}, Sacrifice Mishra's Groundbreaker: Target land becomes a 3/3 artifact creature that's still a land. (This effect lasts indefinitely.)
Dire Fleet Ravager 3BBCreature — Orc Pirate Wizard Menace, deathtouch When Dire Fleet Ravager enters the battlefield, each player loses a third of their life, rounded up. 4/4
Kalemne's Captain 3WWCreature — Giant Soldier Vigilance {5}{W}{W}: Monstrosity 3. (If this creature isn't monstrous, put three +1/+1 counters on it and it becomes monstrous.) When Kalemne's Captain becomes monstrous, exile all artifacts and enchantments. 5/5
The Flood of Mars 2UUCreature — Alien Zombie Horror Islandwalk (This creature can't be blocked as long as defending player controls an Island.) Water Always Wins — Whenever The Flood of Mars attacks, put a flood counter on another target creature or land. If it's a creature, it becomes a copy of The Flood of Mars. If it's a land, it becomes an Island in addition to its other types. 3/3
Reversal of Fortune 4RRSorcery Target opponent reveals their hand. You may copy an instant or sorcery card in it. If you do, you may cast the copy without paying its mana cost.
Galvanoth 3RRCreature — Beast At the beginning of your upkeep, you may look at the top card of your library. You may cast it without paying its mana cost if it's an instant or sorcery spell. 3/3
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