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
Death-Rattle Oni 6BCreature — Demon Spirit Flash This spell costs {2} less to cast for each creature that died this turn. When Death-Rattle Oni enters the battlefield, destroy all other creatures that were dealt damage this turn. 5/4
Gobsmacked 1WEnchantment — Aura Enchant nonland permanent As Gobsmacked enters the battlefield, choose a person outside the game. As long as you can see the chosen person from your seat, enchanted permanent can't attack or block, and its activated abilities can't be activated.
Flailing Soldier RCreature — Human Soldier {1}: Flailing Soldier gets +1/+1 until end of turn. Any player may activate this ability. {1}: Flailing Soldier gets -1/-1 until end of turn. Any player may activate this ability. 2/2
Blood for the Blood God! 8BBRInstant This spell costs {1} less to cast for each creature that died this turn. Discard your hand, then draw eight cards. Blood for the Blood God! deals 8 damage to each opponent. Exile Blood for the Blood God!
Necrotic Ooze 2BBCreature — Ooze As long as Necrotic Ooze is on the battlefield, it has all activated abilities of all creature cards in all graveyards. 4/3
Wire Surgeons 4BBCreature — Human Artificer Fear (This creature can't be blocked except by artifact creatures and/or black creatures.) Each artifact creature card in your graveyard has encore. Its encore cost is equal to its mana cost. (Exile it and pay its mana cost: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.) 6/5
Hierophant Bio-Titan 10GGCreature — Tyranid Frenzied Metabolism — As an additional cost to cast this spell, you may remove any number of +1/+1 counters from among creatures you control. This spell costs {2} less to cast for each counter removed this way. Vigilance, reach, ward {2} Titanic — Hierophant Bio-Titan can't be blocked by creatures with power 2 or less. 12/12
Font of Magic 3UEnchantment Instant and sorcery spells you cast cost {1} less to cast for each time you've cast a commander from the command zone this game.
Bitter Downfall 3BInstant This spell costs {3} less to cast if it targets a creature that was dealt damage this turn. Destroy target creature. Its controller loses 2 life.
Lost in Thought 1UEnchantment — Aura Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. Its controller may exile three cards from their graveyard for that player to ignore this effect until end of turn.
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