"NBA Live 2003" for GameCube is a basketball simulation video game developed by EA Sports. It features authentic NBA gameplay, allowing players to control their favorite teams and players from the 2002-2003 NBA season. The game includes various modes such as Exhibition, Season, Playoffs, and Career, offering players different ways to experience the NBA action.

"NBA Live 2003" boasts improved graphics and animations compared to its predecessors, aiming to provide a more realistic and immersive basketball experience. It also introduces new features like Freestyle Control, which allows players to perform a wider range of dribble moves and tricks to outmaneuver opponents.

Overall, "NBA Live 2003" offers fans of the sport an enjoyable basketball gaming experience on the GameCube, with its blend of realistic gameplay, extensive game modes, and updated rosters from the NBA season.