Gabriel Martinelli has warned his Arsenal teammates about the threat of a Chelsea rival ahead of the Premier League derby at Stamford Bridge.

Premier League leaders Arsenal will look to continue their impressive title charge on Sunday when they make the short trip to west London to face Chelsea.

Arsenal travel to Stamford Bridge with a four-point cushion at the top of the table and a game in hand over second-placed Manchester City, who scored an injury-time winner to beat Leeds United on Saturday.

Mikel Arteta’s side are the clear favourites to win the title after losing just one of their first 12 games this season, conceding only six goals in the process.

Arsenal finished as Premier League runners-up for three seasons in a row but a productive summer transfer window appears to have ta

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