Is Urza, Prince of Kroog legal in Standard, Modern, and Commander?

Urza, Prince of Kroog is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Urza, Prince of Kroog?

Urza, Prince of Kroog is a Legendary Creature — Human Artificer. Its oracle text reads: "Artifact creatures you control get +2/+2. {6}: Create a token that's a copy of target artifact you control, except it's a 1/1 Soldier creature in addition to its other types."