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
Consume the Meek 3BBInstant Destroy each creature with mana value 3 or less. They can't be regenerated.
Vorinclex, Monstrous Raider 4GGLegendary Creature — Phyrexian Praetor Trample, haste If you would put one or more counters on a permanent or player, put twice that many of each of those kinds of counters on that permanent or player instead. If an opponent would put one or more counters on a permanent or player, they put half that many of each of those kinds of counters on that permanent or player instead, rounded down. 6/6
Esix, Fractal Bloom 4GULegendary Creature — Fractal Flying The first time you would create one or more tokens during each of your turns, you may instead choose a creature other than Esix, Fractal Bloom and create that many tokens that are copies of that creature. 4/4
Archaeological Dig Land {T}: Add {C}. {T}, Sacrifice Archaeological Dig: Add one mana of any color.
Appetite for Brains BSorcery Target opponent reveals their hand. You choose a card from it with mana value 4 or greater and exile that card.
Sphere of Reason 3WEnchantment If a blue source would deal damage to you, prevent 2 of that damage.
Soundwave, Sonic Spy 1WUBLegendary Artifact Creature — Robot More Than Meets the Eye {2}{W}{U}{B} (You may cast this card converted for {2}{W}{U}{B}.) Whenever one or more creature tokens you control deal combat damage to a player, exile target instant or sorcery card with mana value equal to the damage dealt from their graveyard. Copy it. You may cast the copy without paying its mana cost. If you do, convert Soundwave. 5/4
Elder Brain 5BBCreature — Horror Menace Whenever Elder Brain attacks a player, exile all cards from that player's hand, then they draw that many cards. You may play lands and cast spells from among the exiled cards for as long as they remain exiled. If you cast a spell this way, you may spend mana as though it were mana of any color to cast it. 6/6
Flawless Maneuver 2WInstant If you control a commander, you may cast this spell without paying its mana cost. Creatures you control gain indestructible until end of turn.
Fighting Chance RInstant For each blocking creature, flip a coin. If you win the flip, prevent all combat damage that would be dealt by that creature this turn.
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