Premier League talking points: Romelu Lukaku and Raphael Varane set for debuts

Romelu Lukaku returns for Chelsea, Raphaël Varane set for United bow and Burnley test Virgil van Dijk’s aerial mettle

Manchester United's Raphael Varane holds up his shirt on the pitch as is is confirmed that he has signed for the club. Picture: Martin Rickett/PA

1) Lukaku lies in wait for Arsenal

Arsenal beat Chelsea twice last season, including a victory at Stamford Bridge three months ago.