Profile Stan Marsh is Stan Marsh's anthropomorphic Facebook profile. He is very large in stature and made his only appearance in "You Have 0 Friends", where he challenged the real Stan Marsh to a game of Yahtzee. Stan won and his Facebook profile was defeated and vanished. Stan was sent back to the real world, now having 0 friends because his profile "died". All of his friends were sent to Kip Drordy's profile, who had no friends at that time.
Profile Stan Marsh's appearance is similar to Stan in terms of his body and shape. He is physically taller than Stan, being almost 5 times his size. Profile Stan Marsh wears a black and red Tron-like suit which includes gloves, a helmet, shoulder pads, pants, and a shirt.