As Primal Clay enters the battlefield, 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.)
Near Mint - $540
Lightly Played - $490
Moderately Played - $410
Heavily Played - $330
Damaged - $220
Near Mint Spanish - $540
Lightly Played Spanish - $490
Moderately Played Spanish - $410
Heavily Played Spanish - $330
Damaged Spanish - $220