They won 2-0 unconvincigly. The last half Arsenal was gassed out and Crystal looked dangerous. Saka's goal was lucky. That one handball that the ref did not give could have changed the entire outcome of the game,
I don't know how Arsenalfags can seriously be convinced this team is different. You beat Crystal Palace, a mid-table team, with nervousness at the end. The fact that you have to rely on Tottenham not being Spursy and hoping Chelsea retains their poor form despite them letting dead weight Lukaku go and taking in Sterling should be telling that this year's Arsenal is really not that different.