Polo released for European competition when Real Madrid faced the tough task of replacing legends Zinedine Zidane and Cristiano Ronaldo. Julen Lopetegui started the season as manager but was sacked following a 5-1 defeat in El Classico and was replaced by Santiago Solari. An array of disappointing results, including the Champions League exit against Ajax, led to the Argentine manager's dismissal after 5 months in charge. Zinedine Zidane made an unexpected return as head coach in March to restore some hope after a dreadful season