Josko Gvardiol would have been happy to have left the Etihad Stadium with a clean sheet in Manchester City’s 1-0 win against Southampton. Mateo Kovacic recently backed Gvardiol to get even better and he seems to fulfilling such a prophecy game after game. Gvardiol earned an 8.5/10 rating against Southampton as he stood out for Manchester City yet again. On the day, Pep Guardiola’s men were not at their dominant best. Week after week, Manchester City seem to be showing the signs of potential champions by winning ugly. As City’s finishing was far from lethal against Southampton and their defence…