What are the official rulings for Diviner's Lockbox?
user
0. If the top card of your library does have the chosen name, it will be among the three cards you draw.
1. If the top card of your library doesn’t have the chosen name, it remains on top of your library. Perhaps, if you find the right key, you can untap Diviner’s Lockbox to try again while you know that card.
assistant