Is Pawn of Ulamog legal in Standard, Modern, and Commander?

Pawn of Ulamog is legal in: Modern, Legacy, Vintage, Commander.

Pawn of Ulamog

Q: What type of card is Pawn of Ulamog?

Pawn of Ulamog is a Creature — Vampire Shaman. Its oracle text reads: "Whenever this creature or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add {C}.""

Creature — Vampire Shaman

Whenever this creature or another nontoken creature you control dies, you may create a 0/1 colorless Eldrazi Spawn creature token. It has "Sacrifice this token: Add ."