Under the guidance of Flick this season, Barcelona has shown remarkable changes, especially with a comprehensive explosion of firepower in the offensive end. In the past seven games, Barcelona has scored 29 goals, becoming one of the teams with the highest offensive efficiency in the top five leagues. Just think about it, the previous Barcelona always gave people a slow and lack of vitality feeling, but now it has been transformed into an attacking machine by Flick, which is really eye-catching. Barcelona no longer plays in a dull and slow rhythm as before. The players' running and cooperation have become more tacit, especially the rise of several young players, which has completely broken the somewhat conservative style of the team in the past. The most eye-catching is 18-year-old Casado. This young midfield star has almost become a key part of Flick's tactical system. At first, many people didn't think much of him. After all, he seemed relatively low-key compared to his peers like Gavi and Fermin, but when the season was halfway through, Casado's performance was really impressive. Casado made 10 appearances in La Liga, 8 of them as starters, and also had a good performance in the Champions League. You may think that these statistics are not particularly outstanding, but if you analyze them in depth, his performance cannot be underestimated. Especially on the offensive end, Casado can not only deliver 5 assists, but also organize Barcelona's offense in the midfield, averaging 54.3 passes per game with a pass success rate as high as 92%. This precise passing ability…