Is Hakim, Loreweaver legal in Standard, Modern, and Commander?

Hakim, Loreweaver is legal in: Legacy, Vintage, Commander.

Hakim, Loreweaver

Q: What type of card is Hakim, Loreweaver?

Hakim, Loreweaver is a Legendary Creature — Human Wizard. Its oracle text reads: "Flying{U}{U}: Return target Aura card from your graveyard to the battlefield attached to Hakim, Loreweaver. Activate only during your upkeep and only if Hakim isn't enchanted.{U}{U}, {T}: Destroy all Auras attached to Hakim."

Legendary Creature — Human Wizard

Flying<br>: Return target Aura card from your graveyard to the battlefield attached to Hakim, Loreweaver. Activate only during your upkeep and only if Hakim isn't enchanted.<br>, : Destroy all Auras attached to Hakim.