Is Evereth, Viceroy of Plunder legal in Standard, Modern, and Commander?

Evereth, Viceroy of Plunder is legal in: Legacy, Vintage, Commander, Historic.

Evereth, Viceroy of Plunder

Q: What type of card is Evereth, Viceroy of Plunder?

Evereth, Viceroy of Plunder is a Legendary Creature — Vampire Soldier. Its oracle text reads: "Flying Sacrifice another creature or artifact: Put a +1/+1 counter on Evereth. If the sacrificed permanent was a Treasure, Evereth gains lifelink until end of turn. Activate only as a sorcery. When Evereth dies, you may pay {1}{B/R}. When you do, Evereth deals damage equal to its power to each opponent."

Legendary Creature — Vampire Soldier

Flying

Sacrifice another creature or artifact: Put a +1/+1 counter on Evereth. If the sacrificed permanent was a Treasure, Evereth gains lifelink until end of turn. Activate only as a sorcery.

When Evereth dies, you may pay . When you do, Evereth deals damage equal to its power to each opponent.