Noah Pelletier is well-acquainted with Mosaic Stadium from several standpoints. He has occupied one of the family-owned season-ticket seats to watch Saskatchewan Roughriders home games, roamed the stands while selling 50-50 tickets to benefit the University of Regina Rams, and played for that Canada West football team and the Balfour Bears at the immaculate facility. But even in such a familiar setting, Pelletier was able to savour something new this past weekend. The Regina-born quarterback dressed for the Roughriders during Saturday’s pre-season game against the visiting B.C. Lions. “It was an awesome experience to be able to run out of…