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
Reflecting Pool Land {T}: Add one mana of any type that a land you control could produce.
Crossroads Candleguide 4Artifact Creature — Scarecrow When Crossroads Candleguide enters the battlefield, exile up to one target card from a graveyard. {2}: Add one mana of any color. 3/4
Sea Gate Wreckage Land {T}: Add {C}. ({C} represents colorless mana.) {2}{C}, {T}: Draw a card. Activate only if you have no cards in hand.
Selvala, Eager Trailblazer 2GWLegendary Creature — Elf Scout Vigilance Whenever you cast a creature spell, create a 1/1 red Mercenary creature token with "{T}: Target creature you control gets +1/+0 until end of turn. Activate only as a sorcery." {T}: Choose a color. Add one mana of that color for each different power among creatures you control. 4/5
Uvilda, Dean of Perfection 2ULegendary Creature — Djinn Wizard {T}: You may exile an instant or sorcery card from your hand and put three hone counters on it. It gains "At the beginning of your upkeep, if this card is exiled, remove a hone counter from it" and "When the last hone counter is removed from this card, if it's exiled, you may cast it. It costs {4} less to cast this way." 2/2
Proclamation of Rebirth 2WSorcery Return up to three target creature cards with mana value 1 or less from your graveyard to the battlefield. Forecast — {5}{W}, Reveal Proclamation of Rebirth from your hand: Return target creature card with mana value 1 or less from your graveyard to the battlefield. (Activate only during your upkeep and only once each turn.)
Inferno Trap 3RInstant — Trap If you've been dealt damage by two or more creatures this turn, you may pay {R} rather than pay this spell's mana cost. Inferno Trap deals 4 damage to target creature.
Deathmark Prelate 3BCreature — Human Cleric {2}{B}, {T}, Sacrifice a Zombie: Destroy target non-Zombie creature. It can't be regenerated. Activate only as a sorcery. 2/3
Trace of Abundance R/WGEnchantment — Aura Enchant land Enchanted land has shroud. (It can't be the target of spells or abilities.) Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.
Arcum's Whistle 3Artifact {3}, {T}: Choose target non-Wall creature the active player has controlled continuously since the beginning of the turn. That player may pay {X}, where X is that mana value. If they don't pay, the creature attacks this turn if able, and at the beginning of the next end step, destroy it if it didn't attack this turn. Activate only before attackers are declared.
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