Since Blitz's last name is Buckzo, as HIS father's name is "Cash Buckzo", and Loona is LEGALLY Blitz's adopted daughter, she thus gets his last name of Buckzo as well.
Since Blitz's last name is Buckzo, as HIS father's name is "Cash Buckzo", and Loona is LEGALLY Blitz's adopted daughter, she thus gets his last name of Buckzo as well.