Is Dune Chanter legal in Standard, Modern, and Commander?

Dune Chanter is legal in: Legacy, Vintage, Commander.

Dune Chanter

Q: What type of card is Dune Chanter?

Dune Chanter is a Creature — Plant Druid. Its oracle text reads: "Reach Lands you control and land cards you own that aren't on the battlefield are Deserts in addition to their other types. Lands you control have "{T}: Add one mana of any color." {T}: Mill two cards. You gain 1 life for each land card milled this way."