Costa made his official debut against Unión La Calera in a 1–2 top division defeat at Estadio Municipal Nicolás Chahuán, starting the match as right back, and being replaced by Santiago Dittborn, as Mirosevic eventually did not leave the club.
Santiago | Santiago de Chile | Santiago de Compostela | Santiago del Estero | Santiago de Cuba | Santiago de los Caballeros | Santiago Calatrava | University of Santiago de Compostela | Order of Santiago | Santiago Ramón y Cajal | Santiago Metropolitan Region | Santiago Metro | Esmeralda Santiago | Universidad Católica de Santiago de Guayaquil | Santiago del Estero Province | Santiago (commune) | Santiago Carrillo | Santiago Bernabéu Stadium | Rafael Cordero Santiago | Moisés Santiago Bertoni | Joey Santiago | Hugo Santiago | Emílio Santiago | Archbishop of Santiago | University of Santiago | Santiago Province, Chile | Santiago (DR) | Santiago de Veraguas | Santiago de Chuco Province | Santiago de Chuco |