Is Earthen Arms legal in Standard, Modern, and Commander?

Earthen Arms is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Pauper.

What type of card is Earthen Arms?

Earthen Arms is a Sorcery. Its oracle text reads: "Put two +1/+1 counters on target permanent. Awaken 4—{6}{G} (If you cast this spell for {6}{G}, also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)"

Earthen Arms

Sorcery

Put two +1/+1 counters on target permanent.

Awaken 4— (If you cast this spell for , also put four +1/+1 counters on target land you control and it becomes a 0/0 Elemental creature with haste. It's still a land.)