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As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast.
Abilities, attacks, weakness & resistance
Other cards from The Brothers' War Retro Artifacts
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Cloud Key (BRR-12) is an artifact reprinted in The Brothers' War Retro Artifacts. As it enters the battlefield you choose a card type, and spells you cast of that chosen type cost {1} less to cast. The cost reduction applies only to generic mana in the spells' costs and interacts with other cost changes when determining total cost.
Catalog pricing data as of 21 Apr 2026, 06:44
