COMMENT By Will Butcher

Everton must rival Crystal Palace for Arsenal stopper Calum Chambers this summer in order to boost their chances of finishing in the top six of the Premier League.

The Daily Mail claim Sam Allardyce’s side are ready to re-enter the market for the 22-year-old defender, after having a £16million bid rejected earlier this month.

It is said that a bid of £20million will prise Chambers away from Arsene Wenger’s side, as they look to make a profit on the £16million they paid Southampton back in the summer of 2014.

Everton have already completed an influx of signings this summer, with seven new signings including the likes of Wayne Rooney, Michael Keane and Davy Klaassen.

Football Insider considers why Everton must move quickly to beat Palace and land the England Under-21 international as Koeman continues his summer spending spree.

Here are three reasons why, with one of the Toffees star defenders unsure over his future on Merseyside: