Is Trading Post legal in Standard, Modern, and Commander?

Trading Post is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

What type of card is Trading Post?

Trading Post is an Artifact. Its oracle text reads: "{1}, {T}, Discard a card: You gain 4 life. {1}, {T}, Pay 1 life: Create a 0/1 white Goat creature token. {1}, {T}, Sacrifice a creature: Return target artifact card from your graveyard to your hand. {1}, {T}, Sacrifice an artifact: Draw a card."