Don't understand why he has to be world class for us to sign him. Does he fit the profile we want (playing style, mentality etc)? Yes. Does the manager want him? Yes. That should be the alpha and omega of every transfer. Personally, I like it better when we sign players who haven't reached their peak and thus are hungry to get there (Not having a go at you). He may or may not be world class (subjective), but is one of the best available, fits a need and isn't that expensive in this market. Great signing as far as I'm concerned. Now let's pair him with Lukaku, give them some service and celebrate the Double