Welcome back to Mailbag, a series about the sometimes weird, sometimes fun stuff we get in the mail. Today, assistant editor Danette Chavez is challenged to a mixed martial arts bout by the team behind Kingdom, the DirecTV drama following ex-MMA star Alvey Kulina (Frank Grillo) and his family of fighters. The folks at Kingdom sent Danette a customized poster announcing her upcoming fight with Alvey, which definitely came as a surprise to her.