The upcoming match between Arsenal and Chelsea is filled with intriguing narratives despite the teams not being top contenders yet. Historically, this London rivalry has had its ups and downs, with Arsenal recently enjoying dominance.

Key Storylines to Watch:

1. Arteta vs. Alonso: Both managers, Mikel Arteta of Arsenal and Xabi Alonso of Chelsea, represent a new wave of coaching talent. Arteta has been reshaping Arsenal into champions, while Alonso has quickly turned Chelsea into a competitive side after a shaky transition. Their contrasting approaches will be critical.

2. Chelsea's Playing Style: With a possession rate of only 32.7% thus far, Chelsea has adapted defensively. Alonso claims the low possession stats result from circumstances, not strategy. The effectiveness of this approach against Arsenal’s high-pressing game will be pivotal.

3. Arsenal's Left Wing Dilemma: With key players like Gabriel Martinelli and Leandro Trossard gone, Arteta must decide who fills the left wing role. Christos Tzolis has shown promise, but other options like Noni Madueke could also prove vital in breaking down Chelsea's defense.

4. Morgan Rogers' Price Tag: Chelsea's new signing, Morgan Rogers, has a hefty price tag of $157 million. Early performances indicate he may justify this investment, but consistency will be key. His ability to stretch defenses and create space will be crucial against Arsenal.

As both teams prepare, the tactical battles and individual performances will likely define this clash, setting the tone for their respective seasons.