One Arsenal player deserves greater credit for his contribution to the North London club’s cause this season. Plenty of Arsenal players impressed this season. Declan Rice was a revelation in his first campaign at the Emirates Stadium, Kai Havertz proved plenty of his doubters wrong, whilst Leandro Trossard became an integral figure in Mikel Arteta’s squad with his goals in the run-in. On top of that, William Saliba set an Arsenal record this season, as he became the first outfield player to ever play every minute of a Premier League campaign for the club. The French centre-back was imperious a…