Real Madrid 3-1 Stuttgart
Defending champions Real Madrid enjoyed a winning start in the UEFA Champions League after beating Stuttgart 3-1 at Estadio Santiago Bernabeu.
Los Blancos made four changes following their victory over Real Sociedad, as Jude Bellingham, Lucas Vazquez, Aurelien Tchouameni and Rodrigo were all recalled.
After a goalless first stanza, Kylian Mbappe eventually broke the deadlock for Carlo Ancelotti's charges just a minute from the interval with an easy tap-in after a cross-field pass by Rodrigo.
Deniz Undav eventually equalised for Stuttgart 22 minutes before time with a close-range header.
However, Antonio Rudiger restored the lead for Los Blancos in the dying minutes with a header from a cross by Luka Modric.
Endrick secured maximum points for Ancelotti's troops after making it 3-1 in added time with a strike from range.
AC Milan 1-3 Liverpool
Liverpool had a perfect start after a come-from-behind 3-1 win over AC Milan at San Siro.
After a 1-0 defeat to Nottingham Forest in the Premier League, the Reds only notably altered the line-up with the introduction of Cody Gakpo, who joined Mohamed Salah, Dominik Szoboszlai and Diogo Jota, in place of Luis Diaz.
Christian Pulisic gave Milan an early lead with a piece of individual brilliance, after he angled a shot into the bottom corner.
However, Arne Slot's charges reacted midway into the first stanza after Ibrahima Konate converted a cross by Trent Alexander-Arnold with a close-range header.
Liverpool capitalized on another set-piece after Virgil Van Dijk gave them a 2-1 lead with a header from a corner by Konstantinos Tsimikas.
Dominik Szoboszlai gave the Reds a two-goal cushion half-way into the second stanza with a strike in the box after a through ball by Gakpo.
Bayern Munich 9-2 Dinamo Zagreb
Bayern Munich made a big statement in their opener after annihilating Dinamo Zagreb 9-2 courtesy of four goals by Harry Kane at the Allianz Arena.
Bayern had the attack of Michael Olise, Jamal Musiala and Serge Gnabry, who supported lone striker Kane up top.
After Gnabry had a goal disallowed for Bayern with 16 minutes on the clock, Kane eventually opened the scoring moments later from the penalty spot.
Raphael Guerreiro doubled the lead for the Bavarians just after the half-hour mark after a through ball in the box.
Olise made it 3-0 for Vincent Kompany's charges shortly before the interval with a close-range header from a corner by Musiala.
Bruno Petkovic pulled a goal back for Dinamo early in the second stanza, before Takuya Ogiwara brought the game back to life after making it 3-2 just a minute later.
However, Kane restored Bayern's two-goal advantage just before the hour-mark with his second, while Olise completed his brace a few minutes later for Bayern's fifth.
Kane completed his hat-trick from the penalty spot and went on to bag his fourth with another spot-kick on 78 minutes.
Leroy Sane added salt into Zagreb's wounds, making it 8-2 for the Bavarians with five minutes to go before Leon Goretzka completed the rout for Bayern with his first of the competition.
Juventus 3-1 PSV Einhoven
Juventus had a winning start after a comfortable 3-1 win over PSV Einhoven at Allianz Stadium.
Kenan Yildiz broke the deadlock for Bianconeri midway into the first stanza with a strike from the edge of the box.
Weston McKennie doubled the lead for Juventus moments later with a strike from a rebound.
Nicolas Gonzalez ended the game as a contest early in the second stanza, after making 3-0 with lovely finish.
Ismael Saibari scored a consolation for PSV in stoppage time.
