Is Mob Rule legal in Standard, Modern, and Commander?

Mob Rule is legal in: Modern, Pioneer, Legacy, Vintage, Commander.

Mob Rule

Q: What type of card is Mob Rule?

Mob Rule is a Sorcery. Its oracle text reads: "Choose one — • Gain control of all creatures with power 4 or greater until end of turn. Untap those creatures. They gain haste until end of turn. • Gain control of all creatures with power 3 or less until end of turn. Untap those creatures. They gain haste until end of turn."