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
Mocking Sprite 2UCreature — Faerie Rogue Flying Instant and sorcery spells you cast cost {1} less to cast. 2/1
Oath of Ajani GWLegendary Enchantment When Oath of Ajani enters the battlefield, put a +1/+1 counter on each creature you control. Planeswalker spells you cast cost {1} less to cast.
Hearth Elemental 5RCreature — Elemental This spell costs {X} less to cast, where X is the number of cards in your graveyard that are instant cards, sorcery cards, and/or have an Adventure. 4/5
Abeyance 1WInstant Until end of turn, target player can't cast instant or sorcery spells, and that player can't activate abilities that aren't mana abilities. Draw a card.
Prison Sentence 2WEnchantment — Aura Enchant creature When Prison Sentence enters the battlefield, scry 2. Enchanted creature can't attack or block, and its activated abilities can't be activated.
Haunting Wind 3BEnchantment Whenever an artifact becomes tapped or a player activates an artifact's ability without {T} in its activation cost, Haunting Wind deals 1 damage to that artifact's controller.
Leonin Shikari 1WCreature — Cat Soldier You may activate equip abilities any time you could cast an instant. 2/2
Prison Term 1WWEnchantment — Aura Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. Whenever a creature enters the battlefield under an opponent's control, you may attach Prison Term to that creature.
Ice Cage 1UEnchantment — Aura Enchant creature Enchanted creature can't attack or block, and its activated abilities can't be activated. When enchanted creature becomes the target of a spell or ability, destroy Ice Cage.
Eidolon of Obstruction 1WEnchantment Creature — Spirit First strike Loyalty abilities of planeswalkers your opponents control cost {1} more to activate. 2/1
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