Is Monumental Henge legal in Standard, Modern, and Commander?

Monumental Henge is legal in: Modern, Legacy, Vintage, Commander, Historic.

Monumental Henge

Q: What type of card is Monumental Henge?

Monumental Henge is a Land. Its oracle text reads: "This land enters tapped unless you control a Plains. {T}: Add {W}. {2}{W}{W}, {T}: Look at the top five cards of your library. You may reveal a historic card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (Artifacts, legendaries, and Sagas are historic.)"

Land

This land enters tapped unless you control a Plains.

: Add .

, : Look at the top five cards of your library. You may reveal a historic card from among them and put it into your hand. Put the rest on the bottom of your library in a random order. (Artifacts, legendaries, and Sagas are historic.)