Is Primal Clay legal in Standard, Modern, and Commander?

Primal Clay is legal in: Modern, Legacy, Vintage, Commander, Pauper.

Primal Clay

Q: What type of card is Primal Clay?

Primal Clay is an Artifact Creature — Shapeshifter. Its oracle text reads: "As Primal Clay enters, it becomes your choice of a 3/3 artifact creature, a 2/2 artifact creature with flying, or a 1/6 Wall artifact creature with defender in addition to its other types. (A creature with defender can't attack.)"

Artifact Creature — Shapeshifter

As Primal Clay enters, it becomes your choice of a 3/3 artifact creature, a 2/2 artifact creature with flying, or a 1/6 Wall artifact creature with defender in addition to its other types. (A creature with defender can't attack.)

Set Antiquities

Rarity Uncommon

Artist Kaja Foglio