SERGIO BUSQUETS | Barcelona & Spain

Still the most unsung of heroes, the Catalan defensive midfielder laid the foundations upon which the Blaugrana's 2015-16 double-winning campaign was built. The 28-year-old was among a number of Spain stars to underwhelm at Euro 2016 but as former Roja coach Vicente Del Bosque once pointed out, "You watch the whole game, you don't see Busquets. You watch Busquets, you see the whole game.”