STATE COLLEGE, PA – NOVEMBER 21: James Franklin head coach of the Penn State Nittany Lions congratulates Jim Harbaugh head coach of the Michigan Wolverines after the game at Beaver Stadium on November 21, 2015 in State College, Pennsylvania. The Wolverines won 28-16. (Photo by Evan Habeeb/Getty Images)The marquee game in college football’s Week 8 is unquestionably Penn State-Michigan. The No. 7 Nittany Lions will play host to the No. 16 Wolverines for a primetime showdown with College GameDay in attendance.Ahead of the game, Las Vegas has unveiled the opening betting line spread for the big showdown.According to Vegas Insider via Saturday Tradition, Penn State will open as a 7.5-point favorite against Michigan.Notable opening lines for College Football Week 8 (BetOnline)Ohio State @ Northwestern +28West Virginia @ Oklahoma -32.5Clemson @ Louisville +22.5Oregon @ Washington +2.5LSU @ Mississippi State +19.5Auburn @ Arkansas +17.5Tennessee @ Alabama -36Michigan @ Penn State -7.5— Odds Shark (@OddsShark) October 13, 2019 Michigan has consistently been the better team in this rivalry under Jim Harbaugh. The Wolverines have won four of their last five against the Nittany Lions.However, Beaver Stadium has proven to be a safe-haven for Penn State in this rivalry. They won the Penn State-Michigan game in 2017 and have won four of their last five at Beaver Stadium against the Wolverines.As for how they’re currently playing, Penn State is coming off a rare road win over a ranked team. They just beat No. 17 Iowa 17-12, and have yet to give up more than 17 points this season.Meanwhile, Michigan seems to have recovered from their big loss to Wisconsin with three straight wins over Rutgers, Iowa and Illinois.Both teams will be preparing for this game like perhaps no other, and with so much at stake, it should be a great one.