He played for the Michigan Wolverines football team from 2013 to 2015, gaining 898 yards and scoring seven touchdowns on 212 rushing carries.

In January 2016, Michigan granted a transfer release to Green, allowing him to play for another program after graduating in the spring of 2016.

By his junior year in 2011, Green had become one of the leading running backs in the country, rushing for over 1,500 yards and 20 touchdowns.

By that time, he had received scholarship offers from 40 universities and had narrowed his list to 13 schools: Tennessee, Michigan, Oregon, Ohio State, Ole Miss, Virginia Tech, Auburn, Clemson, Alabama, Miami, Pitt, Oklahoma State and Oklahoma.

[6][7] When Green called a press conference in late January 2013, it was web cast live by the Richmond Times-Dispatch.

"[11] In the weeks leading up to the 2013 season, ESPN rated Green as one of its five Big Ten Conference first-year players to watch,[12] one its Top 10 future college football stars,[13] and the running back on its pre-season freshman All-American team.

[14] Commentator Phil Steele even picked Green as his pre-season All-Big Ten running back.

[15] Others raised doubts as to whether Michigan head coach Brady Hoke would bench veteran Fitzgerald Toussaint in order to get Green into the lineup.

[16] During pre-season practice in August 2013, Green reported to camp at 240 pounds,[17] raising questions about a 20-pound weight gain since his senior season in high school.

[18][19] Running backs coach Fred Jackson predicted he would be down to 230 pounds by the time the season started.

"[20] After being held out of practice for a week following an undisclosed injury,[21] Green found himself in competition with Fitzgerald Toussaint for the role as Michigan's No.

"[23] Prior to the start of the 2014 season, Green was in competition with De'Veon Smith to become the Wolverines' starter at running back.

[30] On January 15, 2016, Michigan announced that it had granted a transfer release to Green, allowing him to play for another program after graduating in the spring of 2016.