Is Incorrigible Youths legal in Standard, Modern, and Commander?

Incorrigible Youths is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

What type of card is Incorrigible Youths?

Incorrigible Youths is a Creature — Vampire. Its oracle text reads: "Haste (This creature can attack and {T} as soon as it comes under your control.) Madness {2}{R} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)"