Is Sita Varma, Masked Racer legal in Standard, Modern, and Commander?

Sita Varma, Masked Racer is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Sita Varma, Masked Racer

Q: What type of card is Sita Varma, Masked Racer?

Sita Varma, Masked Racer is a Legendary Creature — Human Rogue. Its oracle text reads: "Exhaust — {X}{G}{G}{U}: Put X +1/+1 counters on Sita Varma. Then you may have the base power and toughness of each other creature you control become equal to Sita Varma's power until end of turn. (Activate each exhaust ability only once.) Power/Toughness: 2/3"

Legendary Creature — Human Rogue

Exhaust — : Put X +1/+1 counters on Sita Varma. Then you may have the base power and toughness of each other creature you control become equal to Sita Varma's power until end of turn. (Activate each exhaust ability only once.)