Is Mizzium Mortars legal in Standard, Modern, and Commander?

Mizzium Mortars is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Mizzium Mortars?

Mizzium Mortars is a Sorcery. Its oracle text reads: "Mizzium Mortars deals 4 damage to target creature you don't control.Overload {3}{R}{R}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")"

Mizzium Mortars

Sorcery

Mizzium Mortars deals 4 damage to target creature you don't control.<br>Overload (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")