Is Tomb of Urami legal in Standard, Modern, and Commander?

Tomb of Urami is legal in: Modern, Legacy, Vintage, Commander.

What type of card is Tomb of Urami?

Tomb of Urami is a Legendary Land. Its oracle text reads: "{T}: Add {B}. Tomb of Urami deals 1 damage to you if you don't control an Ogre. {2}{B}{B}, {T}, Sacrifice all lands you control: Create Urami, a legendary 5/5 black Demon Spirit creature token with flying."