Is Waterwind Scout legal in Standard, Modern, and Commander?

Waterwind Scout is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

Waterwind Scout

Q: What type of card is Waterwind Scout?

Waterwind Scout is a Creature — Merfolk Scout. Its oracle text reads: "Flying When this creature enters, create a Map token. (It's an artifact with "{1}, {T}, Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")"

Creature — Merfolk Scout

Flying

When this creature enters, create a Map token. (It's an artifact with ", , Sacrifice this token: Target creature you control explores. Activate only as a sorcery.")