Is Baloth Prime legal in Standard, Modern, and Commander?

Baloth Prime is legal in: Legacy, Vintage, Commander.

Baloth Prime

Q: What type of card is Baloth Prime?

Baloth Prime is a Creature — Beast. Its oracle text reads: "This creature enters tapped with six stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) Whenever you sacrifice a land, create a tapped 4/4 green Beast creature token and untap this creature. {4}, Sacrifice a land: You gain 2 life."