Gremio's Portuguese head coach Luis Castro gestures during the Copa Sudamericana group stage football match between Argentina's Deportivo Riestra and Brazil's Gremio at the Pedro Bidegain stadium in Buenos Aires on May 5, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Deportivo Riestra's goalkeeper #01 Ignacio Arce reacts during the Copa Sudamericana group stage football match between Argentina's Deportivo Riestra and Brazil's Gremio at the Pedro Bidegain stadium in Buenos Aires on May 5, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Gremio's forward #95 Carlos Vinicius (2nd L) celebrates after scoring the opening goal from the penalty spot with teammates Belgian midfielder #09 Francis Amuzu (R), midfielder #10 Willian (2nd R) and midfielder #37 Gabriel Mec during the Copa Sudamericana group stage football match between Argentina's Deportivo Riestra and Brazil's Gremio at the Pedro Bidegain stadium in Buenos Aires on May 5, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)

Rosario Central's head coach Jorge Almiron sepaks with Rosario Central's forward #11 Angel di Maria during the Copa Libertadores group stage football match between Argentina's Rosario Central and Paraguay's Libertad at the Gigante de Arroyito stadium in Rosario, Santa Fe province, Argentina on May 5, 2026. (Photo by Marcelo Manera / AFP via Getty Images)

Atletico Mineiro's Ecuadorean forward #27 Alan Minda (R) celebrates scoring his team's first goal during the Copa Sudamericana group stage football match between Uruguay's Juventud and Brazil's Atletico Mineiro at the Centenario stadium in Montevideo on May 5, 2026. (Photo by Eitan ABRAMOVICH / AFP via Getty Images)

Libertad's defender #03 Robert Rojas and Rosario Central's Colombian midfielder #08 Jaminton Campaz fight for the ball during the Copa Libertadores group stage football match between Argentina's Rosario Central and Paraguay's Libertad at the Gigante de Arroyito stadium in Rosario, Santa Fe province, Argentina on May 5, 2026. (Photo by Marcelo Manera / AFP via Getty Images)

(FILES) Atletico Mineiro's forward #07 Hulk celebrates scoring his team's third goal during the Copa Sudamericana semifinal second leg football match between Brazil's Atletico Mineiro and Ecuador's Independiente del Valle at the Arena MRV stadium in Belo Horizonte, Brazil, on October 28, 2025. Brazilian forward Hulk signed a contract with Fluminense through the end of 2027, four days after leaving Atletico Mineiro, the team where he is a fan favorite, the Rio de Janeiro club announced on May 5, 2026. (Photo by GLEDSTON TAVARES / AFP via Getty Images)

Gremio's Belgian midfielder #09 Francis Amuzu and Deportivo Riestra's defender #24 Facundo Mino fight for the ball during the Copa Sudamericana group stage football match between Argentina's Deportivo Riestra and Brazil's Gremio at the Pedro Bidegain stadium in Buenos Aires on May 5, 2026. (Photo by JUAN MABROMATA / AFP via Getty Images)