name: Ominous Lockbox
printings: YMKM
text: As Ominous Lockbox enters, secretly choose a number between 1 and 20.\nWhen an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy.\n{2}, Sacrifice Ominous Lockbox: Draw a card.
type: Artifact — Clue