Cloud Key (BRR) #75 [EN/N]

{3} · Artifact · As this artifact enters, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast. · "A key only unlocks a door. Its wielder must choose whether to cross the threshold." —*Hurkyl's Metaphysics, vol. II* · Illustrated by Trevor Hairsine · The Brothers' War Retro Artifacts #75 · EDHREC rank 618 · Magic: The Gathering, MTG