Manchester City have their biggest game of the season so far today against Arsenal – and pundit Tim Sherwood is backing one man to rise to the occasion. Manchester City are looking to make it five wins out of five in the Premier League, and put some daylight between them and the Gunners. Arsenal are already two points behind after recently drawing to Brighton, and a five-point gap at this stage would be fairly significant. City have started the new season very well, although momentum was just halted a little bit in midweek as Inter rocked up to the Etihad Stadium and took a point in the Champi…