At this stage of the season, fans can start to assess the most realistic summer signings for their club – and one is now starting to emerge for Arsenal supporters. The Gunners could do with reinforcements in defence, midfield and attack this summer, with little quality depth behind William Saliba and Gabriel Magalhaes, as well as doubts over the futures of Thomas Partey and Jorginho. A new striker would also not go amiss, as Gabriel Jesus – nor Eddie Nketiah – have hit double figures for goals in the Premier League this season. While fans always get most excited about a new striker arriving, i…