Is Vesuvan Shapeshifter legal in Standard, Modern, and Commander?

Vesuvan Shapeshifter is legal in: Modern, Legacy, Vintage, Commander.

Vesuvan Shapeshifter

Q: What type of card is Vesuvan Shapeshifter?

Vesuvan Shapeshifter is a Creature — Shapeshifter. Its oracle text reads: "As this creature enters or is turned face up, you may choose another creature on the battlefield. If you do, until this creature is turned face down, it becomes a copy of that creature, except it has "At the beginning of your upkeep, you may turn this creature face down." Morph {1}{U}"

Creature — Shapeshifter

As this creature enters or is turned face up, you may choose another creature on the battlefield. If you do, until this creature is turned face down, it becomes a copy of that creature, except it has "At the beginning of your upkeep, you may turn this creature face down."

Morph