Bayern Munich started their Champions League campaign with a historic 9-2 victory over Dinamo Zagreb, the highest-scoring game in modern Champions League history. Harry Kane led the charge with four goals, including three penalties, surpassing Wayne Rooney's record to become the highest-scoring English player in the competition with 34 goals. Bayern's performance also saw significant contributions from Michael Olise, Raphael Guerreiro, Leroy Sane, and Leon Goretzka. The victory came on the opening night of the new Champions League format, which now features 36 teams in a single league. Real Madrid, Liverpool, and Juventus also secured wins on this thrilling matchday.