The first Nintendo GameCube version of SEGA Sports' popular collegiate football sim boasts brand-new player models, redesigned stadiums and all 25 official Bowl Championship Series (BCS) bowls. School's In Session.While the basic game engine is based on SEGA Sports NFL 2K3 game, SEGA Sports NCAA College Football 2K3 does far more than just paste on college uniforms. NCAA 2K3 uses different character models than NFL 2K3, giving the athletes the slightly slimmer look of college-age players.