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
Case of the Ransacked Lab 2UEnchantment — Case Instant and sorcery spells you cast cost {1} less to cast. To solve — You've cast four or more instant and sorcery spells this turn. (If unsolved, solve at the beginning of your end step.) Solved — Whenever you cast an instant or sorcery spell, draw a card.
Psychogenic Probe 2Artifact Whenever a spell or ability causes a player to shuffle their library, Psychogenic Probe deals 2 damage to that player.
Oath of Teferi 3WULegendary Enchantment When Oath of Teferi enters the battlefield, exile another target permanent you control. Return it to the battlefield under its owner's control at the beginning of the next end step. You may activate the loyalty abilities of planeswalkers you control twice each turn rather than only once.
Crystalline Crawler 4Artifact Creature — Construct Converge — Crystalline Crawler enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. Remove a +1/+1 counter from Crystalline Crawler: Add one mana of any color. {T}: Put a +1/+1 counter on Crystalline Crawler. 1/1
Amulet of Unmaking 5Artifact {5}, {T}, Exile Amulet of Unmaking: Exile target artifact, creature, or land. Activate only as a sorcery.
Evelyn, the Covetous 2U/BBB/RLegendary Creature — Vampire Rogue Flash Whenever Evelyn, the Covetous or another Vampire enters the battlefield under your control, exile the top card of each player's library with a collection counter on it. Once each turn, you may play a card from exile with a collection counter on it if it was exiled by an ability you controlled, and you may spend mana as though it were mana of any color to cast it. 2/5
Soulcoil Viper 2BCreature — Snake {B}, {T}, Sacrifice Soulcoil Viper: Return target creature card from your graveyard to the battlefield with a finality counter on it. Activate only as a sorcery. (If a creature with a finality counter on it would die, exile it instead.) 2/3
Leaf-Crowned Elder 2GGCreature — Treefolk Shaman Kinship — At the beginning of your upkeep, you may look at the top card of your library. If it shares a creature type with Leaf-Crowned Elder, you may reveal it. If you do, you may play that card without paying its mana cost. 3/5
Nissa, Resurgent Animist 2GLegendary Creature — Elf Scout Landfall — Whenever a land enters the battlefield under your control, add one mana of any color. Then if this is the second time this ability has resolved this turn, reveal cards from the top of your library until you reveal an Elf or Elemental card. Put that card into your hand and the rest on the bottom of your library in a random order. 3/3
Rathi Assassin 2BBCreature — Phyrexian Zombie Mercenary Assassin {1}{B}{B}, {T}: Destroy target tapped nonblack creature. {3}, {T}: Search your library for a Mercenary permanent card with mana value 3 or less, put it onto the battlefield, then shuffle. 2/2
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