Is Idyllic Grange legal in Standard, Modern, and Commander?

Idyllic Grange is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Idyllic Grange

Q: What type of card is Idyllic Grange?

Idyllic Grange is a Land — Plains. Its oracle text reads: "({T}: Add {W}.) This land enters tapped unless you control three or more other Plains. When this land enters untapped, put a +1/+1 counter on target creature you control. *Every hero's journey starts somewhere.*"