Is Faceless Haven legal in Standard, Modern, and Commander?

Faceless Haven is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Faceless Haven

Q: What type of card is Faceless Haven?

Faceless Haven is a Snow Land. Its oracle text reads: "{T}: Add {C}. {S}{S}{S}: This land becomes a 4/3 creature with vigilance and all creature types until end of turn. It's still a land. ({S} can be paid with one mana from a snow source.)"

Snow Land

: Add .

: This land becomes a 4/3 creature with vigilance and all creature types until end of turn. It's still a land. ( can be paid with one mana from a snow source.)