Manchester City fans have been left surprised after manager Pep Guardiola rang the changes for their UEFA Champions League meeting with Bayer Leverkusen. The Premier League giants are set to play host to the Bundesliga outfit with their place in the knockout stages on the line.Armed with the belief that his side needs just one point to progress to the next round of the competition, Guardiola has effected wholesale changes for the encounter. The former Barcelona and Bayern Munich schemer has made ten changes to the XI that lost at Newcastle United in the Premier League at the weekend. Of the players to have started at St. James' Park, only Nico Gonzalez has been named in the starting XI for the Bayer Leverkusen game.Guardiola's decision to field essentially a second-string side for the game against one of Germany's best sides has been met with surprise from the Manchester City faithful. A section of the club's fans have taken to X to express their feelings on the lineup for the clash at the Etihad.A fan questioned Guardiola's decision to not field any of his first-team regulars in the XI.Kaptain Kush @iKaptainKushLINK@ManCity Used none of our first team players. What’s Pep cooking?Another fan asked if the lineup was meant for a Carabao Cup or Champions League game.¿GREWSKI? @Grewski_MCFCLINK@ManCity We playing in the UCL or the Carabao cup?A fan asked if the lineup was meant for April Fool's day.pAris @SamuelParisJr1LINK@ManCity Is today April 1st?Another fan expressed disbelief after seeing the players named in the XI. AY 😈 @Aee_yoo17LINK@ManCity Tell me this ain't the real lineup 😂😂😂😂😂😂😂😂Guardiola has taken the bold step of leaving top scorer Erling Haaland, who has scored five goals in four Champions League appearances this season, on the bench. He also left out Gianluigi Donnarumma, handing summer signing James Trafford his Champions League debut and sixth senior appearance for the club. Manchester City have picked up ten points from their opening four games, winning three and drawing one of the games. Bayer Leverkusen, on the other hand, have racked up just five points but are still in a playoff place ahead of facing the Cityzens.Pep Guardiola set for Manchester City milestone against Bayer Leverkusen Manchester City boss Pep Guardiola is set to take charge of his 100th UEFA Champions League game as the club's manager against Bayer Leverkusen. The Spanish tactician is set to become only the third man in history to manage an English club in a century of Champions League games. Guardiola will join Arsene Wenger (177 games) and Sir Alex Ferguson (190 games) in the exclusive list of managers of English sides to reach 100 UCL games. He has been with the Cityzens since 2016, with his previous 99 games in the competition yielding one title, back in 2023. Pep Guardiola holds the record for being the quickest manager to register 100 wins in the Champions League, and is one of only three managers to reach 100 wins in the competition. He has won the competition on three occasions, having done so as Barcelona manager in 2009 and 2011.