Is Master of the Veil legal in Standard, Modern, and Commander?

Master of the Veil is legal in: Legacy, Vintage, Commander.

What type of card is Master of the Veil?

Master of the Veil is a Creature — Human Wizard. Its oracle text reads: "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.) When this creature is turned face up, you may turn target creature with a morph ability face down."