It was the Belgian’s 74th group goals for Napoli, updating Brazilian Careca’s aggregate to make him the club’s fifth most astounding untouched scorer in Serie A.

Substitute Arkadiusz Milik included a fourth before Mertens finished his hat-trick, rounding Provedal to score into an empty net after the Empoli goalkeeper rushed out of his penalty area to try to stop a counter.

Manager Carlo Ancelotti kept on turning his side, rolling out seven improvements to the group who drew 1-1 at home to AS Roma on Sunday and handling his fourteenth diverse lineup in the same number of amusements in control.

Raul Albiol, Marek Hamsik, Milik and Jose Callejon were among the players rested in front of Tuesday’s Champions League coordinate at home to Paris St Germain

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