Is Diviner's Lockbox legal in Standard, Modern, and Commander?

Diviner's Lockbox is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Diviner's Lockbox

Q: What type of card is Diviner's Lockbox?

Diviner's Lockbox is an Artifact. Its oracle text reads: "{1}, {T}: Choose a card name, then reveal the top card of your library. If that card has the chosen name, sacrifice this artifact and draw three cards. Activate only as a sorcery."

Artifact

, : Choose a card name, then reveal the top card of your library. If that card has the chosen name, sacrifice this artifact and draw three cards. Activate only as a sorcery.