Boca Juniors defeated Vélez Sarsfield in a penalty shootout to advance to the quarterfinals of the Copa Argentina, with Colombian goalkeeper Alvaro Montero saving two penalties. ^[1] On September 2, 2026, Boca Juniors defeated Vélez Sarsfield in the round of 16 of the Copa Argentina after a 0-0 draw in 90 minutes and a 4-3 penalty shootout victory. ^[2] According to Argentine football regulations, while a team can register up to six foreign players, only five are permitted to be used in a single match. ^[3] Boca Juniors allegedly used six foreign players in the match: Angel Romero, Carlos Palacios, Sebastian Villa, Alvaro Montero, Leandro Lozano, and Enner Valencia. ^[4] Vélez Sarsfield is preparing documentation to file a formal complaint with the AFA Tribunal alleging that Boca Juniors used more than the allowed five foreign players during the match. ^[5] Vélez Sarsfield plans to file a complaint with the Argentine Football Association (AFA) alleging that Boca Juniors registered six foreign players instead of the allowed five. ^[6] Boca Juniors argues that Sebastián Villa had an expired temporary permit to play in Argentina without occupying a foreign slot and that Angel Romero did not play any minutes in the match. ^[7]