Is Deputy of Acquittals legal in Standard, Modern, and Commander?

Deputy of Acquittals is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper.

Deputy of Acquittals

Q: What type of card is Deputy of Acquittals?

Deputy of Acquittals is a Creature — Human Wizard. Its oracle text reads: "Flash (You may cast this spell any time you could cast an instant.) When this creature enters, you may return another target creature you control to its owner's hand. *"Everyone deserves a day in court."* Power/Toughness: 2/2"