Is Icon of Ancestry legal in Standard, Modern, and Commander?

Icon of Ancestry is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Icon of Ancestry?

Icon of Ancestry is an Artifact. Its oracle text reads: "As this artifact enters, choose a creature type. Creatures you control of the chosen type get +1/+1. {3}, {T}: Look at the top three cards of your library. You may reveal a creature card of the chosen type from among them and put it into your hand. Put the rest on the bottom of your library in a random order."

Icon of Ancestry

Artifact

As this artifact enters, choose a creature type.

Creatures you control of the chosen type get +1/+1.

, : Look at the top three cards of your library. You may reveal a creature card of the chosen type from among them and put it into your hand. Put the rest on the bottom of your library in a random order.