Arjen Robben volleyed in a scooped pass from Alaba to tick off a first European win for Guardiola and his defending champions . Cristiano Ronaldo sinks a hat trick as Real Madrid beat Barcelona 4 - 1 . Wayne Rooney grabs his 200th goal for Manchester United as they beat FC Leverkusen 4 - 2 . Defending European champions Bayern Munich see off CSKA Moscow 3 - 0 . Manchester City defeat FC Plzen in Czech Republic .
Cristiano Ronaldo sinks a hat trick as Real Madrid beat Barcelona 4 - 1 . Wayne Rooney grabs his 200th goal for Manchester United as they beat FC Leverkusen 4 - 2 . Defending European champions Bayern Munich see off CSKA Moscow 3 - 0 . Manchester City defeat FC Plzen in Czech Republic .