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
Kozilek's Translator 4BCreature — Eldrazi Drone Devoid (This card has no color.) Pay 1 life: Add {C}. Activate only once each turn. ({C} represents colorless mana.) 3/5
Deepwood Legate 3BCreature — Shade If an opponent controls a Forest and you control a Swamp, you may cast this spell without paying its mana cost. {B}: Deepwood Legate gets +1/+1 until end of turn. 1/1
Lethargy Trap 3UInstant — Trap If three or more creatures are attacking, you may pay {U} rather than pay this spell's mana cost. Attacking creatures get -3/-0 until end of turn.
Evolving Door 2GArtifact {1}, {T}, Sacrifice a creature: Count the colors of the sacrificed creature, then search your library for a creature card that's exactly that many colors plus one. Exile that card, then shuffle. You may cast the exiled card. Activate only as a sorcery.
Ilysian Caryatid 1GCreature — Plant {T}: Add one mana of any color. If you control a creature with power 4 or greater, add two mana of any one color instead. 1/1
Surge Engine 2Artifact Creature — Construct Defender {U}: Surge Engine loses defender and gains "This creature can't be blocked." {2}{U}: Surge Engine becomes blue and has base power and toughness 5/4. Activate only if Surge Engine doesn't have defender. {4}{U}{U}: Draw three cards. Activate only if Surge Engine is blue and only once. 3/2
Signature Spells 4UUEnchantment When Signature Spells enters the battlefield, seek two instant and/or sorcery cards with mana value 3, then exile them. At the beginning of your upkeep, you may copy a card exiled with Signature Spells. You may cast the copy without paying its mana cost.
Submerge 4UInstant If an opponent controls a Forest and you control an Island, you may cast this spell without paying its mana cost. Put target creature on top of its owner's library.
Drown in the Loch UBInstant Choose one — • Counter target spell with mana value less than or equal to the number of cards in its controller's graveyard. • Destroy target creature with mana value less than or equal to the number of cards in its controller's graveyard.
Gate of the Black Dragon Land — Swamp Gate Gate of the Black Dragon enters the battlefield tapped. {3}{B}, {T}: Seek a nonland card. Activate only once. {T}: Add {B}.
Page 148