Is Kaheera, the Orphanguard legal in Standard, Modern, and Commander?

Kaheera, the Orphanguard is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Kaheera, the Orphanguard

Q: What type of card is Kaheera, the Orphanguard?

Kaheera, the Orphanguard is a Legendary Creature — Cat Beast. Its oracle text reads: "Companion — Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) Vigilance Each other creature you control that's a Cat, Elemental, Nightmare, Dinosaur, or Beast gets +1/+1 and has vigilance. Power/Toughness: 3/2"

Legendary Creature — Cat Beast

Companion — Each creature card in your starting deck is a Cat, Elemental, Nightmare, Dinosaur, or Beast card. (If this card is your chosen companion, you may put it into your hand from outside the game for as a sorcery.)