Is Ajani, Wise Counselor legal in Standard, Modern, and Commander?

Ajani, Wise Counselor is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Ajani, Wise Counselor

Q: What type of card is Ajani, Wise Counselor?

Ajani, Wise Counselor is a Legendary Planeswalker — Ajani. Its oracle text reads: "+2: You gain 1 life for each creature you control. −3: Creatures you control get +2/+2 until end of turn. −9: Put X +1/+1 counters on target creature, where X is your life total."