Is Mystic of the Hidden Way legal in Standard, Modern, and Commander?

Mystic of the Hidden Way is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Mystic of the Hidden Way

Q: What type of card is Mystic of the Hidden Way?

Mystic of the Hidden Way is a Creature — Human Monk. Its oracle text reads: "This creature can't be blocked. Morph {2}{U} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) *"There are no obstacles, only different paths."* Power/Toughness: 3/2"