I bet the original host (who might have been a pro) left and that noob became the new host. That could explain why the title is 'Pros Only'. Also why the intermediates didn't get kicked.
Pro usually mean you've been at the game for quite a while which in turn equals all that which you just said...
professional prəˈfɛʃ(ə)n(ə)l/ adjective 1. relating to or belonging to a profession. "young professional people" synonyms:white-collar, executive, non-manual More 2. engaged in a specified activity as one's main paid occupation rather than as an amateur. "a professional boxer" synonyms:paid, salaried, non-amateur, full-time More noun 1. a person engaged or qualified in a profession. "professionals such as lawyers and surveyors" synonyms:white-collar worker, professional worker, office worker More ส็็็็็็็็็็็็็็็็็็็็็็็็็