In a hot start, the group stage matches took place in the UEFA Champions League, where eight matches were held on Tuesday, the most prominent of which was Juventus' victory over Dynamo Kiev 2-0, Barcelona over Frenkvarrozi 5-1, and Manchester United 2-1 against Saint Germain Chelsea drew 0-0 with Sevilla.
At Camp Nou, Barcelona did not find it difficult to defeat Hungarian rival Frenkvarozzi 5-1, to lead Group G with 3 points and goal difference from Juventus.
Barcelona goals kicked off Lionel Messi from a penalty kick in the 27th minute, followed by Ansu Fati, Philip Coutinho, Pedro Gonzalez Lopez and Othman Dembele with 4 goals in the 42, 52, 82 and 89 minutes.
Frenkvarrozi scored the honorable goal from a penalty kick in the 70th minute, which was successfully hit by his player Ihor Kahartin.
The match saw Barcelona defender Gerard Pique sent off in the 68th minute.
In Group H, Manchester United returned with a precious 2-1 victory from Paris Saint-Germain, to occupy second place in the group behind Leipzig, who won 2-0 over Istanbul, Turkey's Basaksehir.
Bruno Fernandez advanced to Man United from a penalty kick in the 23rd minute, Saint-Germain drew with Anthony Martial's goal against his team, and Marcus Rashford decided the score in favor of United with a killing goal in the 87th minute.
While the two group five matches ended in a draw, as the Spanish Seville returned with a precious goalless point with Chelsea, and Rennes, the French, tied at home 1-1 with Russian Krasnodar.
Italian Lazio led Group F after winning 3-1 at home to Borussia Dortmund.
Scored goals by Lazio, Ciro Immobile, Luiz Felipe and Akpa Akbaro in the 6, 23 and 76 minutes, and Erling Haaland reduced the score for Dortmund in the 71st minute.