AFA Liga Profesional de Fútbol

The Primera División, known officially as Liga Profesional de Fútbol, or Torneo "Mercado Libre" for sponsorship reasons, is a professional association football league in Argentina and the highest level of the Argentine football league system. Organised by the Argentine Football Association (AFA), it operates on a system of promotion and relegation with the Primera Nacional, with the teams placed lowest at the end of the season being relegated.