Is Bounty Agent legal in Standard, Modern, and Commander?

Bounty Agent is legal in: Modern, Pioneer, Legacy, Vintage, Commander, Historic.

Bounty Agent

Q: What type of card is Bounty Agent?

Bounty Agent is a Creature — Human Soldier. Its oracle text reads: "Vigilance {T}, Sacrifice this creature: Destroy target legendary permanent that's an artifact, creature, or enchantment. *"Lately I've seen the biggest bounties of my career—and for the biggest names."* Power/Toughness: 2/2"