Michigan State already has a win over a top-10 team this season. That came when the Spartans, then unranked and 13-point underdogs, upset then-No. 7 Michigan 14-10 in Ann Arbor on Oct. 7. One month later, No. 24 Michigan State (6-2, 4-1 Big Ten) is once again the underdog (-7.5) against the No. 7 team in the nation as it will host Penn State (7-1, 4-1) on Saturday (Noon, FOX) in East Lansing.