Zack is a tall man who is estimated to be in his 20s according to his records found by Rachel in a secret backroom on the B4 floor.He wears a brown zip-up hoodie that's stained in blood, red pants, and black combat boots. His whole body is covered in bandages which are used to hide his burned skin. He has short black hair and anisocoria, a condition in which the eyes are unequally dilated, his left eye being light brown and his right eye being gold. His weapon of choice is a large scythe.