Bayern Munich coach Pep Guardiola was brought to the club to extend their European dominance, but will leave at the end of the season having lost three successive Champions League semi-finals.
A round-up of Wednesday's action in the UEFA Champions League.
Former Bayern Munich coach Flick takes over Germany to 2024
'We have to do a lot of self criticism because this is the second time that the same thing has happened to us. We cannot commit the same mistake two years in a row, there are many things we need to consider and think about'
As Barcelona prepare to welcome back Pep Guardiola to the Nou Camp for Wednesday's Champions League game against Manchester City, check out how the club has evolved since the visionary coach departed in 2012.
Manchester United's hopes of salvaging their season in the Europa League suffered a stinging setback when they lost 2-1 at Danish side Midtjylland in the first leg of their last-32 clash on Thursday.
The Portuguese can expect a hostile reception in Valencia, who had to suffer 15 of his goals for Real Madrid and are returning to the Champions League for the first time in three years.
Pep Guardiola will return to the Nou Camp in the Champions League group stage after his new club Manchester City were drawn against his former Barcelona team on Thursday. The two sides were drawn in Group C alongside Borussia Moenchengladbach and former European champions Celtic in one of the toughest of the eight sections. Spanish coach Guardiola, who won the Champions League twice with Barca, faced the Catalans when he was in charge of Bayern Munich two seasons ago and suffered a 5-3 defeat in the semi-finals.
The Egyptian becomes the fastest player to score 50 goals for Liverpool, achieving the feat in 65 games.
Arsenal enjoyed a 3-0 win in Azerbaijan against Qarabag in the Europa League on Thursday and AC Milan beat Greece's Olympiakos Piraeus 3-1 but Sevilla suffered a shock defeat by Russians Krasnodar.
RB Leipzig marked their first appearance in the Champions League knockout round with a deserved 1-0 victory at last season's runners-up Tottenham Hotspur
Substitute Alexandre Lacazette ended his goal drought as Arsenal secured their first English Premier League win since New Year's Day with a 4-0 victory over Newcastle United at the Emirates Stadium on Sunday. Lacazette had gone nine games in all competitions without a goal before he found the target with a mis-hit shot in the final moments of the game. The win moves Arsenal up to tenth position and will give them hope they can make a late push towards European qualification for next season.
United's Ibrahimovic, Roma's Dzeko find the net thrice to give clubs first leg advantage
You can see Messi, Suarez and other South American superstars play in the Copa America. Why then are soccer fans ignoring the oldest football tournament and looking forward to the European championships, which begins in France on Friday?
When Italy's cash-strapped soccer clubs meet on Monday to prepare for a new deal on broadcast rights, their deliberations will be coloured by the unhappy knowledge that Italian football is in a dismal state and viewers are switching off.
National team goalkeeper Gurpreet Singh Sandhu became the first Indian player to be signed by an Indian club from an European club in a move involving a transfer fee.
Atletico Madrid striker Diego Costa haunted Arsenal again by firing his side to a 1-0 win in Thursday's Europa League semi-final second leg to send the Spaniards into the final and deny Arsene Wenger a dream end to his long reign as Arsenal coach.
Last year's finalists Juventus will face-off against Bundesliga champs Bayern.
Barcelona coach Luis Enrique is expecting an even greater impact from Luis Suarez this season with the cloud of disciplinary problems no longer hanging over the Uruguay striker.
Atletico Madrid and Royal Challengers again failed when it mattered most.
News of all that's transpired on and off the football field
Luis Suarez struggled to get into his stride with new club Barcelona after his ban for biting an opponent expired in October and the Uruguay striker is determined to avoid the same fate when the new season starts next month.
The race to succeed Sepp Blatter as president of Fifa is picking up steam and there is a scramble for nominations.
Romanians Astra handed West Ham United their first competitive defeat at the London Stadium as Slaven Bilic's team were beaten in the Europa League playoffs on Thursday.
Attack is the best form of defence for Manchester City boss Pep Guardiola.
A summary of Wednesday night's action in the UEFA Champions League.
In a statement, Zurich-based FIFA said the candidates proposed are: Prince Ali Bin Al Hussein, Musa Hassan Bility, Jerome Champagne, Gianni Infantino, Michel Platini, Sheikh Salman bin Ebrahim Al Khalifa and Tokyo Sexwale.
With five titles, Barca are now level with AC Milan on all-time UEFA Super Cup winners list
Javier Hernandez's late strike kept Real Madrid on course for a record-extending 11th European Cup crown with a 1-0 win over 10-man Atletico Madrid in a tense quarter-final at the Bernebau on Wednesday.
Liverpool's Mohamed Salah is willing to put his Champions League ambitions on the back-burner to help the Merseyside club claim their first English league crown in 29 years, the Egyptian forward has said.
It was a dramatic night at the Champions League as Barcelona's Anssumane Fati -- 17 years and 40 days old - became the youngest to net a goal in the competition. Last season's semi-finalists, Ajax were eliminated by Valencia while Napoli's coach Ancelotti was shown the door despite the team's progress. Here are Images from the Champions League matches played on Tuesday
Images from the football matches played across Europe on Tuesday.
Lionel Messi led Barcelona to a 3-1 win at home to Napoli for a 4-2 aggregate victory which took the club into the Champions League quarter-finals, where they face Bayern Munich.
A summary of Thursday's matches in Europe's second tier club football tournament
Lionel Messi marked his first start after injury with a goal in Barcelona's 1-1 draw at AC Milan in the Champions League on Tuesday while Fernando Torres got two as Chelsea thumped Schalke and Atletico Madrid's charge continued.
New Liverpool boss Juergen Klopp made it three wins from his last three matches with a 1-0 success at Rubin Kazan in Russia that left them second in Group B, two points behind Swiss club Sion on Thursday.
Arsenal have only themselves to blame after a run of two wins in nine games in all competitions has left them with only an outside chance of winning any silverware, midfielder Mesut Ozil was quoted as saying on Thursday.
Images from the UEFA Champions League matches played on Tuesday.
'They were better than us, they went all out to win the game from the start and we really struggled with their pressure especially at the start of both halves'
News of all that's transpired on and off the football field