Arsenal have kept four clean sheets in their first five home games this season — their defensive unit is among the best in Europe. Bukayo Saka has been in career-defining form with 6 goal contributions in August alone. Chelsea's threat comes primarily through transitions, making their game-plan predictable against a disciplined Arsenal press. Arsenal to win to nil at 2.80 is the value play, but Arsenal to win at 1.90 is our confident main tip.