Top 15 breakout candidates for 2015 college football season

Dec 21, 2013; Las Vegas, NV, USA; Southern California Trojans tailback Ty Isaac (29) is pursued by Fresno State Bulldogs nose guard Tyeler DavisoN (92) and defensive end Nikko Motta (52) in the Las Vegas Bowl at Sam Boyd Stadium. USC defeated Fresno State 45-20. Mandatory Credit: Kirby Lee-USA TODAY Sports

Michigan has a question mark at quarterback so look for first-year head coach Jim Harbaugh to rely heavily on the run game, just as he’s done at earlier stops on his coaching odyssey.

The Wolverines backfield goes four-deep with De’Veon Smith, Derrick Green and Drake Johnson but they haven’t solidified themselves as a featured back in their Michigan careers and why Isaac has vaulted himself to the top of the depth chart. Look for Isaac to top the 1,000-yard mark and give some stability to the Michigan offense that desperately needs it.

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Ty Isaac

RB, Michigan

Ty Isaac began his college career at USC where the former four-star recruit ran for 236 yards and two touchdowns on 40 carries as a freshman with the Trojans.

Isaac transferred after his first year to be closer to his home in Illinois and picked the Michigan Wolverines as his new team, and after sitting out last year due to NCAA transfer rules, he’s ready to make up for lost time.

Michigan has a question mark at quarterback so look for first-year head coach Jim Harbaugh to rely heavily on the run game, just as he’s done at earlier stops on his coaching odyssey.

The Wolverines backfield goes four-deep with De’Veon Smith, Derrick Green and Drake Johnson but they haven’t solidified themselves as a featured back in their Michigan careers and why Isaac has vaulted himself to the top of the depth chart. Look for Isaac to top the 1,000-yard mark and give some stability to the Michigan offense that desperately needs it.

Next: Jabrill Peppers