Overview
- Kickoff is set for 20:00 local time at Matute, with television coverage on L1 MAX.
- Néstor Gorosito is expected to rotate players to manage workload before the Copa Sudamericana quarterfinal return.
- Renzo Garcés and Carlos Zambrano are suspended for the league match, and the club's convocatoria excludes Paolo Guerrero and Jesús Castillo.
- Comerciantes Unidos, seeking points in a relegation fight, arrive on back-to-back wins and lean on scorer Matías Sen, who has 11 goals in 24 matches.
- After a 0-0 first leg, the return against Universidad de Chile is scheduled for 25 September in Coquimbo without spectators, to be shown on DIRECTV with DGO streaming, and will go to penalties if tied after 90 minutes; both clubs have filed complaints to CONMEBOL over alleged fan and security incidents.