Is Chandra, Torch of Defiance legal in Standard, Modern, and Commander?

Chandra, Torch of Defiance is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Chandra, Torch of Defiance

Q: What type of card is Chandra, Torch of Defiance?

Chandra, Torch of Defiance is a Legendary Planeswalker — Chandra. Its oracle text reads: "+1: Exile the top card of your library. You may cast that card. If you don't, Chandra deals 2 damage to each opponent. +1: Add {R}{R}. −3: Chandra deals 4 damage to target creature. −7: You get an emblem with "Whenever you cast a spell, this emblem deals 5 damage to any target.""