The most significant development at RB Leipzig this week is the confirmed return of Christopher Nkunku, who rejoins the club on a season-long loan from AC Milan with a purchase option reportedly worth €28 million. The Frenchman spent four years at Leipzig between 2019 and 2023, scoring 70 goals, winning two DFB-Pokal titles, and claiming the Bundesliga's top scorer award in 2023. His return closes a difficult chapter in Leipzig's summer transfer window, which had been marked by repeated setbacks in the search for a replacement for Yan Diomande, sold to Real Madrid.

Before securing Nkunku, Leipzig saw a deal for Fisnik Asllani collapse at the medical stage and lost the race for Said El Mala after the 19-year-old extended his contract at Cologne until 2031. Those failures put pressure on coach Martin Demichelis, who had been vocal about needing offensive reinforcements. The Nkunku signing addresses that need directly, and the player himself made clear he pushed for the move despite interest from other clubs.

On the pitch, Leipzig opened their DFB-Pokal campaign with a commanding 6-0 win at fourth-division Eintracht Trier on August 22, a result that at least provided a confidence boost after mixed pre-season form that included defeats to Bayern Munich and Leeds United. The Bundesliga season is yet to begin, with Leipzig hosting Borussia Moenchengladbach on August 29 in their opening league fixture. How quickly Nkunku integrates could define the tone of their early campaign.