Is Mass Polymorph legal in Standard, Modern, and Commander?

Mass Polymorph is legal in: Modern, Legacy, Vintage, Commander.

Mass Polymorph

Q: What type of card is Mass Polymorph?

Mass Polymorph is a Sorcery. Its oracle text reads: "Exile all creatures you control, then reveal cards from the top of your library until you reveal that many creature cards. Put all creature cards revealed this way onto the battlefield, then shuffle the rest of the revealed cards into your library."

Sorcery

Exile all creatures you control, then reveal cards from the top of your library until you reveal that many creature cards. Put all creature cards revealed this way onto the battlefield, then shuffle the rest of the revealed cards into your library.

Set Magic 2011

Rarity Rare

Mana Value 6

Artist Christopher Moeller

Collector # 64

Scryfall Gatherer