Is Lavaclaw Reaches legal in Standard, Modern, and Commander?

Lavaclaw Reaches is legal in: Modern, Legacy, Vintage, Commander, Historic.

Lavaclaw Reaches

Q: What type of card is Lavaclaw Reaches?

Lavaclaw Reaches is a Land. Its oracle text reads: "This land enters tapped. {T}: Add {B} or {R}. {1}{B}{R}: Until end of turn, this land becomes a 2/2 black and red Elemental creature with "{X}: This creature gets +X/+0 until end of turn." It's still a land."