After bringing in star names, PSG tried a 4-4-2 but it didn’t work too well.
“Some elements of football strategy evolve consistently in one direction over a long period, becoming increasingly extreme. Other elements appear more cyclical — moving routinely between two opposing concepts, which come in and out of fashion. Therefore, whereas there has been a steady shift toward technical possession football over the past 20 years, for example, a concept like the ‘box-to-box midfielder’ appears to come and go in roughly five-year intervals.” ESPN – Michael Cox