After winning the first-ever College Football Playoff National Championship, Urban Meyer has Ohio State primed to enter 2015 as the nation's top-ranked team.
The Buckeyes return a load of talent, highlighted by superstar juniors Joey Bosa and Ezekiel Elliott, in addition to a trio of championship-caliber quarterbacks.
But is Ohio State strong enough to navigate its schedule unscathed and post the second undefeated regular season under Meyer?
That will be a stiff challenge, because achieving perfection is very hard. Just ask Alabama—the closest thing to a dynasty in recent years—which has only finished unbeaten one time since Nick Saban took over in 2007.