Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Heartstone

3 · Artifact

Activated abilities of creatures cost {1} less to activate. This effect can't reduce the mana in that cost to less than one mana.

Similar cards

Color identity:
NameManaTypeText
Erase (Not the Urza's Legacy One) 2WInstant If you control two or more white permanents that share an artist, you may cast this spell without paying its mana cost. Exile target enchantment.
Retromancer 2RRCreature — Viashino Shaman Whenever Retromancer becomes the target of a spell or ability, Retromancer deals 3 damage to that spell or ability's controller. 3/3
Bringer of the Blue Dawn 7UUCreature — Bringer You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost. Trample At the beginning of your upkeep, you may draw two cards. 5/5
Rage Extractor 4R/PArtifact ({R/P} can be paid with either {R} or 2 life.) Whenever you cast a spell with {P} in its mana cost, Rage Extractor deals damage equal to that spell's mana value to any target.
Library of Alexandria Land {T}: Add {C}. {T}: Draw a card. Activate only if you have exactly seven cards in hand.
Reshape XUUSorcery As an additional cost to cast this spell, sacrifice an artifact. Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
Altar of the Pantheon 3Artifact Your devotion to each color and each combination of colors is increased by one. {T}: Add one mana of any color. If you control a God, a Demigod, or a legendary enchantment, you gain 1 life.
Kira, Great Glass-Spinner 1UULegendary Creature — Spirit Flying Creatures you control have "Whenever this creature becomes the target of a spell or ability for the first time each turn, counter that spell or ability." 2/2
Rashmi, Eternities Crafter 2GULegendary Creature — Elf Druid Whenever you cast your first spell each turn, reveal the top card of your library. You may cast it without paying its mana cost if it's a spell with lesser mana value. If you don't cast it, put it into your hand. 2/3
Sephara, Sky's Blade 4WWWLegendary Creature — Angel You may pay {W} and tap four untapped creatures you control with flying rather than pay this spell's mana cost. Flying, lifelink Other creatures you control with flying have indestructible. (Damage and effects that say "destroy" don't destroy them.) 7/7
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