WhoScored - Whether a summer signing will fail or succeed we, of course, cannot tell from just one match. However, much will be made of the impressive performances and impact of the players to grace the Premier League for the first time this weekend. The two players to achieve the highest WhoScored rating in the first round of fixtures were both new to English football, while three more made the top 10. Here, we have taken a look at who the most effective debutants were, and what exactly they did to deserve their ratings.
