Is Scribe of the Mindful legal in Standard, Modern, and Commander?

Scribe of the Mindful is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper.

Scribe of the Mindful

Q: What type of card is Scribe of the Mindful?

Scribe of the Mindful is a Creature — Human Cleric. Its oracle text reads: "{1}, {T}, Sacrifice this creature: Return target instant or sorcery card from your graveyard to your hand. *"The best answers solve more than one riddle." —Kefnet, god of knowledge* Power/Toughness: 2/2"