The freshmen class has made a big impact on ACC Basketball in the 2017-18 season. There's no argument that Duke's freshmen foursome of Marvin Bagley III, Wendell Carter Jr., Gary Trent Jr., and Trevon Duval are a major reason why the Blue Devils are surging. But don't overlook the contributions of Oshae Brissett at Syracuse, Lonnie Walker at Miami, Jose Alvarado at Georgia Tech and more. Here are the top impact freshmen in the ACC so far this season.