Mathiang Muo chipped in 11 points to help Charleston Southern (14-9, 9-3) sweep UNC Asheville (15-12, 9-4) for the season, and claim first-place in the South Division.
UNC Asheville last led when Jon Nwannunu's jumper made it 58-57 with 8:07 remaining. The Bulldogs did not make another field goal until 39 seconds remained.
The Buccaneers went on a 15-2 run, capped by Muo's 3-pointer, to go up 72-60 with 1:35 to play.
Charleston Southern made 18 of its 34 shots, while UNC Asheville shot 41.7 percent (15 of 36), in the second half.
Nimley, Harper, and Muo each had seven rebounds, helping the Buccaneers outrebound the Bulldogs 44-35.
Trent Meyer's went 7 of 12 from 3-point range and scored a career-high 27 points for the Bulldogs.