Ruben Amorim is bringing a key man who crosses enemy lines, he can address Man Utd’s biggest recent problem. His name is Paulo Barreira, he has been with Ruben Amorim at Sporting since the start of his tenure in 2020/21 when he joined from Arsenal. Barreira is a sports conditioning and physiotherapy specialist with a particular focus on sports science, tasked with monitoring the players’ fitness levels and ensuring they are operating at their optimum levels. Continued below: