St. Clair beat Marysville 7-4 on Thursday night in the high school hockey playoffs.  The teams combined for 77 minutes in penalties and 8 power play goals (five by the Saints).  Scott Conlin had a goal and four assists for St. Clair, who also got a two goal, two assists effort from Tyler Sullivan.  Cole Pearson added two goals,  while Jacob DeYonker and Shane Meyers had a goal each.  For the Vikings, Jordan Horne had two goals and an assist, while Pat Conley and Kyle King had the other goals.  Dom Chrcek and Evan Brown each had two assists.  St. Clair will play at Cranbrook on Saturday in the regional final.