Manchester City are set to go head-to-head with Sporting CP on Tuesday night. The Champions League is the only competition where Manchester City are still unbeaten — with two wins and one draw to their names in three outings so far. Pep Guardiola’s men are two points off the top of the league table behind Liverpool and Aston Villa — who have both won every game in Europe up until now. However, Villa have a superior goal difference to Arne Slot’s side. Having lost two successive games against Tottenham Hotspur in the Carabao Cup and AFC Bournemouth in the Premier League, Manchester City will be…