The Carolina Challenge Cup is a 4-team round robin pre-season competition hosted by the Charleston Battery at their Blackbaud Stadium in Charleston, South Carolina USA. It was started in 2004 and features the Battery and 3 invited teams from Major League Soccer (MLS) and the United Soccer Leagues (USL) Division 1.
The 4 teams play in a table with each team playing the other 3 one time each, total points decides the tournament winner.