Is Throne of Empires legal in Standard, Modern, and Commander?

Throne of Empires is legal in: Modern, Legacy, Vintage, Commander.

Throne of Empires

Q: What type of card is Throne of Empires?

Throne of Empires is an Artifact. Its oracle text reads: "{1}, {T}: Create a 1/1 white Soldier creature token. Create five of those tokens instead if you control artifacts named Crown of Empires and Scepter of Empires. *"With this throne, unite your nation." —Throne inscription*"

Artifact

, : Create a 1/1 white Soldier creature token. Create five of those tokens instead if you control artifacts named Crown of Empires and Scepter of Empires.