Fermin Lopez made it 3-0 with only a quarter of the game played, before Torres completed his hat-trick in just half an hour against his boyhood team. Valencia left the pitch at ha

After rivals Atlético de Madrid and Real Madrid already booked passage into the semi-finals with wins over Getafe (5-0) and Legans (3-2) respectively, Hansi Flick's Blaugrana are hoping to follow in kind, with a date with one of Osasuna or Real Sociedad on the horizon should they win at Mestalla.

Valencia will be aiming to get revenge as well as a place in the final four of the Copa del Rey when they host Barcelona on Thursday, in what looks set to be an intriguing quarterfinal. This cup clash comes just two weeks after Barça hammered Valencia 7-1 in La Liga,