When Alexander Isak will make Liverpool debut with Everton and Atletico Madrid on horizonLiverpool’s £135m record signing, Alexander Isak, could debut this month. The Swedish striker, joining from Newcastle, signed a six-year contract after a deadline day saga. International duty delays his debut until Liverpool face Burnley on September 14th. Home fans could see him against Atletico Madrid (September 17th) or Everton (September 20th).