Is Otherworldly Gaze legal in Standard, Modern, and Commander?

Otherworldly Gaze is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Otherworldly Gaze

Q: What type of card is Otherworldly Gaze?

Otherworldly Gaze is an Instant. Its oracle text reads: "Surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)"

Instant

Surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)