It has been a difficult market for many Premier League clubs. Not just Manchester United. While the arrivals of Leny Yoro, Joshua Zirkzee, Matthijs de Ligt and Noussair Mazraoui feel all the more impressive when you consider just how tight the Red Devils’ finances have been, Everton also defied their monetary concerns to make a couple of eye-catching additions of their own. Sean Dyche’s side brought in towering defender Jake O’Brien from Lyon for around £17 million. Former Sheffield United talisman Iliman Ndiaye returns to England from Marseille, meanwhile, for a similar fee. But do Everton ha…