Moonsilver Key [Innistrad: Double Feature]

Set: Innistrad: Double Feature Type: Artifact Rarity: Uncommon Cost: {2} {1}, {T}, Sacrifice Moonsilver Key: Search your library for an artifact card with a mana ability or a basic land card, reveal it, put it into your hand, then shuffle. To restore the day-night balance, the Celestus mechanism's Sungold Lock must be reunited with its long-lost key.