Is Speaker of the Heavens legal in Standard, Modern, and Commander?

Speaker of the Heavens is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Speaker of the Heavens

Q: What type of card is Speaker of the Heavens?

Speaker of the Heavens is a Creature — Human Cleric. Its oracle text reads: "Vigilance, lifelink (Attacking doesn't cause this creature to tap. Damage dealt by this creature also causes you to gain that much life.) {T}: Create a 4/4 white Angel creature token with flying. Activate only if you have at least 7 life more than your starting life total and only as a sorcery."

Creature — Human Cleric

Vigilance, lifelink (Attacking doesn't cause this creature to tap. Damage dealt by this creature also causes you to gain that much life.)

: Create a 4/4 white Angel creature token with flying. Activate only if you have at least 7 life more than your starting life total and only as a sorcery.