 Cerén helped the team reach the semi-finals of the Clausura 2013, Apertura 2013 and Clausura 2014, but the final was not reached.However, both left the team in 2014, but Óscar continued playing in the Salvadoran Primera División with Águila.With the team of San Miguel Cerén lost the final of the Apertura 2014 against Isidro Metapán on penalties.