It shouldn’t be understated just how much Arsenal and Mikel Arteta have achieved without some key players so far this season. It doesn’t seem as if Declan Rice was signed as a straight up Thomas Partey replacement, but the transfer now looks incredibly important. Partey has played just five games and 341 minutes for Arsenal across all competitions this season, he’s essentially missed the whole campaign. Moreover, when you couple that loss with Jurrien Timber’s lengthy issue, Arsenal have missed two players envisioned for the starting eleven. Injuries are part of any campaign for any club, but …