The No. 18 Michigan State Spartans and Tulsa Golden Hurricane kick off the 2019 college football season on Friday when they face off at Spartan Stadium. Kickoff is set for 7 p.m. ET. The Spartans are favored by 23.5 in the latest Tulsa vs. Michigan State odds, while the Over-Under for total points scored is 47.5.

Before locking in any Tulsa vs. Michigan State picks of your own, you need to see who Mike Tierney is picking. The veteran sportswriter, whose work has appeared in The New York Times and Los Angeles Times, has covered college football of all levels for decades. And that expertise has been evident since he joined SportsLine in 2017. Over the last two seasons, he has gone 96-79-4 on against the spread picks in college football. Last season was his best at 59-46-3.

In addition, he is 5-0 in his last five picks involving the Spartans. Anyone who has followed him is up HUGE.

Now he's studied this Tulsa vs. Michigan State matchup from every possible angle. We can tell you he's leaning Under and he's also found a critical X-factor that has him jumping all over one side of this spread. You ABSOLUTELY need to see it before you lock in your own picks.

So which side of Tulsa vs. Michigan State should you back? And what critical X-factor determines the outcome? ... Join SportsLine right now to see which side of the Michigan State vs. Tulsa spread you should be all over on Friday, all from the proven college football expert who's on a 5-0 run on Spartans picks!