With a good supply of chances he'll score goals. The problem with saying its purely because of the players hes playing with is that Chelsea have had problems with their striker, and yet Lukaku is doing well in a team with him.
Having KDB and Hazard in the team, Belgium mostly need a finisher from their striker because the supply of chances will come. Thats what we dont have.
KDB 3.3 key passes per 90 mins, Hazard 3 key passes per 90 mins
Here was United's from last season :
Thats the struggle going forward. Our player who created the most chances was unpopular and not playing, Pogba was down a lot from previous seasons in his creativity, whilst scoring more himself.