Ilkay Gundogan, Phil Foden and Erling scored for Manchester City Haaland And James McAtee.
City, the champion of the tournament in 2023, opened its campaign with a goalless draw with its Italian guest, Inter Milan, while Bratislava suffered a five-point loss to Scottish club Celtic.
In London, Kai Havertz and Bukayo Saka scored two goals in the first half to lead Arsenal England won 2-0 over its French guest, Paris Saint-Germain.
After a draw away to Atalanta, Italy, in the opening match, the burden was heavy on coach Mikel Arteta’s team to achieve victory.
Havertz put his team ahead with a header in the 20th minute, then Saka gave Arsenal full control 15 minutes later with the second goal.
In another match, they were swept Barcelona Spain’s Young Boys of Switzerland scored five clean goals, regaining their balance after losing in the first match against Monaco of France.
Robert Lewandowski (a brace), Rafinha, Inigo Martinez, and Mohamed Kamara, defender of Young Boys, scored for the Catalan team through an own goal.
