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17 May 2024: Card library updated.

Cloud Key

3 · Artifact

As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.

Similar cards

Color identity:
NameManaTypeText
Fae Flight 1UEnchantment — Aura Flash Enchant creature When Fae Flight enters the battlefield, enchanted creature gains hexproof until end of turn. Enchanted creature gets +1/+0 and has flying.
Sigarda's Aid WEnchantment You may cast Aura and Equipment spells as though they had flash. Whenever an Equipment enters the battlefield under your control, you may attach it to target creature you control.
Heaven Sent UREnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Investigate. III — Heaven Sent deals 1 damage to each opponent. Then if an opponent has 0 or less life, draw seven cards. Otherwise, exile Heaven Sent and you may cast it this turn.
Finish 2BSorcery Aftermath (Cast this spell only from your graveyard. Then exile it.) As an additional cost to cast Finish, sacrifice a creature. Destroy target creature.
Xavier Sal, Infested Captain BGULegendary Creature — Human Fungus Pirate {T}, Remove a counter from another permanent you control: Populate. Activate only as a sorcery. (Create a token that's a copy of a creature token you control.) {T}, Sacrifice another creature: Proliferate. Activate only as a sorcery. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) 3/3
Circle of Protection: Art 1WEnchantment As Circle of Protection: Art enters the battlefield, choose an artist. {1}{W}: The next time a source of your choice with art by the chosen artist would deal damage to you this turn, prevent that damage. {1}{W}: Return Circle of Protection: Art to its owner's hand.
Canoptek Scarab Swarm 4Artifact Creature — Insect Flying Feeder Mandibles — When Canoptek Scarab Swarm enters the battlefield, exile target player's graveyard. For each artifact or land card exiled this way, create a 1/1 colorless Insect artifact creature token with flying. 1/1
Marvo, Deep Operative 3UBLegendary Creature — Octopus Rogue Whenever Marvo, Deep Operative attacks, clash with defending player. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.) Whenever you win a clash, draw a card. Then you may cast a spell from your hand with mana value 8 or less without paying its mana cost. 1/8
Blightwing Bandit 3BCreature — Faerie Rogue Flying, deathtouch Whenever you cast your first spell during each opponent's turn, look at the top card of that player's library, then exile it face down. You may play that card for as long as it remains exiled, and mana of any type can be spent to cast it. 2/2
Optical Optimizer Artifact — Contraption Whenever you crank Optical Optimizer, until end of turn, target creature becomes an artifact in addition to its other types and gains "{T}: Draw a card."
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