After defeating Real Madrid 5-2 away from home to win the Spanish Super Cup title, Flick not only achieved two consecutive victories in El Clásico but also successfully secured Barcelona's first championship; however, Barcelona did not have much time to celebrate. In the early hours of January 16th, Beijing time, Barcelona faced the strong Royal Betis in the round of 16 of the King's Cup. Yarmal contributed with a goal and an assist, Olmo provided two assists, Gavi, Rafinha both scored, and Barcelona advanced with a 5-1 victory. In last month's La Liga match, Barcelona drew 2-2 away against Betis after conceding a late equalizer; for this game, Flick had Lewandowski and Casado on the bench ready to be called upon. The newly re-registered Olmo joined forces with Rafinha and Yarmal in the attack; De Jong returned to the starting lineup to form a midfield trio with Gavi and Pedri; Araujo, who recovered from injury, teamed up with Koundé, Kubasi, and Gerard Martin in the defense, with Peña standing in front of the goal. The game started with a dream start for Barcelona as they took the lead just three minutes in; Pedri broke through and passed directly, Olmo received the ball, dribbled past defenders, and laid it off for Gavi to follow up with a powerful shot into the net, making it 1:0! After recovering from injury, Gavi has contributed 2 goals and 1 assist in the last 3 games. After taking the lead, Barcelona played more confidently. In the 9th minute, Olmo's shot inside the penalty area was…