Is Imposing Sovereign legal in Standard, Modern, and Commander?

Imposing Sovereign is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Imposing Sovereign?

Imposing Sovereign is a Creature — Human Noble. Its oracle text reads: "Creatures your opponents control enter tapped."

Creature — Human Noble

Creatures your opponents control enter tapped.

Set Pioneer Masters

Rarity Uncommon

Artist Scott M. Fischer

Creature Modern Pioneer Commander