Jose Mourinho has played down Chelsea's chances of winning silverware this season, because they lack a killer "selfish" striker.
Barcelona closed in on the La Liga title by thrashing local rivals Espanyol 5-0 on Sunday as Atletico Madrid dropped out of the race after losing 2-1 at Levante and Real Madrid beat Valencia 3-2.
Spain and Costa Rica are playing in Group E along with Germany and Japan.
Atletico Madrid produced an inspired display of counter-attacking football to beat Chelsea 3-1 in the UEFA Champions League semi-final second leg in London on Wednesday and set up an all-Spanish final against city rivals Real.
Real's victory at the Santiago Bernabeu means they are poised to knock Atletico out of the competition for the fourth successive year.
Luis Suarez completed a hat-trick thanks to a cheeky Lionel Messi assist from the penalty spot as Barcelona crushed Celta Vigo 6-1 to restore their three-point cushion over Atletico Madrid at the top of La Liga on Sunday.
Luis Suarez and Lionel Messi scored stunning goals to edge Barcelona towards a fourth consecutive King's Cup final with a 2-1 win at Atletico Madrid on Wednesday, although the holders were lucky to survive a late onslaught from the hosts.
IMAGES from the FIFA World Cup Group E match played between Spain and Costa Rica on Wednesday.
The Real Madrid forward apologises after Real Madrid dumped out of King's Cup by Atletico Madrid.
Neymar struck twice as Barca beat Atletico Madrid to reach the King's Cup semis
Twenty-three-times Cup winners Athletic Bilbao were dumped out in sensational circumstances by tiny island side SD Formentera, who sneaked a 1-0 win at San Mames with a header by Alvaro Muniz deep in stoppage-time to reach the last 16 for the first time with a 2-1 aggregate victory.
With 13 points from the last 15 available, striker Fernando Torres looking rejuvenated, options all across the pitch and an empty treatment room, Chelsea are clearly hitting their stride.
'You realise the fear when Barcelona could get knocked out. It would hurt UEFA a lot. I don't know what they have to do for someone to send one of them off'
Manchester City goalkeeper Joe Hart generated some more negative headlines after a last minute mix-up with Matija Nastasic allowed Chelsea's Fernando Torres to score a late winner in a 2-1 victory at Stamford Bridge on Sunday.
Chelsea agreed a deal to sign Real Madrid striker Alvaro Morata, subject to the Spain international agreeing personal terms and passing a medical.
Chelsea manager Jose Mourinho says his Manchester United counterpart David Moyes should shoulder the blame for Wayne Rooney's desire to leave Old Trafford after suggesting he was a second-choice striker.
This and more from the happenings in the world of football
A fixture billed as a pre-Christmas cracker was more 'In the Bleak Midwinter' than 'Jingle Bell Rock' as Arsenal's hopes of regaining top spot in the Premier League fizzled out in a turgid 0-0 draw with Chelsea.
Arsenal are not only hoping to win a first European trophy since 1994, but know their hopes of qualifying for next year's Champions League depend on winning the Europa League in the French city of Lyon next month.
Arsene Wenger praised his Arsenal players for the 'resilient and disciplined' way in which they qualified for the Europa League quarter-finals with a 3-1 win over AC Milan on Thursday.
Last season's treble winners Barca are in their worst run of form in La Liga since coach Luis Enrique took charge in August 2014.
Manchester United smashed the British transfer record when they signed Argentina winger Angel Di Maria from Real Madrid for 59.7 million on Tuesday.
Atletico Madrid coach Diego Simeone praised his team's spirit after knocking holders Barcelona out of the Champions League.
PSV Eindhoven played for more than 20 minutes with 10 men but held on for a goalless draw at home to Atletico Madrid in the first leg of their Champions League last-16 tie on Wednesday.
Late goals from Nicklas Bendtner and Theo Walcott spared Arsenal's blushes and kept them top of the Premier League in a 2-0 victory over Cardiff City as title rivals Manchester City and Chelsea also won on Wednesday.
Jose Mourinho is starting to feel drained at having to watch his Chelsea team hang on for scrambling victories despite dominating opponents, the manager said after Thursday's 1-0 Premier League win over Swansea City.
Sergio Romero saved a penalty and Eder scored with a run from the halfway line as Sampdoria beat Fiorentina 3-1 to go third in Serie A on Sunday.
A downbeat Diego Simeone did not confirm whether he wanted to continue as Atletico Madrid coach on Saturday after suffering a second agonising Champions League final defeat by Real Madrid in three years.
Diego Costa left the Stamford Bridge pitch to exultant cheers after a hat-trick against Swansea City on Saturday highlighted a breathless start to a Chelsea career for a team that has been designed around him.
Reactions to Liverpool's Premier League triumph, their first league title since 1990:
As soon as the final whistle confirmed Real Madrid's berth in the Champions League final against local rivals Atletico with a 1-0 aggregate victory over Manchester City on Wednesday, memories of 2014's all-Spanish final came flooding back.
In-form striker Romelu Lukaku said he chose to join Everton on loan for the season from Chelsea because he needed to play regularly and not because he was not wanted at Stamford Bridge.
Brazilian striker Neymar was named as the best player of the Confederations Cup after he helped Brazil seal a 3-0 win over world champions Spain in the final on Sunday, then said he would need minor throat surgery before his move to Barcelona.
Atletico Madrid have been unable to repeat the magnificent achievements of last season in this campaign but can congratulate themselves on a job well done if they secure a lucrative Champions League berth on Saturday.
Real Madrid's stuttering run continued as they were held 1-1 at home by La Liga minnows Eibar on Sunday, drawing a fourth consecutive game in all competitions for the first time in more than a decade.
If Barcelona fail to secure their eighth consecutive UEFA Champions League quarter-final appearance, Lionel Messi's failed penalty at Manchester City on Tuesday could well prove their "what if" moment.
Real Madrid win UEFA Champions League
Real Madrid survived an early Atletico Madrid onslaught to reach the Champions League final 4-2 on aggregate on Wednesday and set up a mouth-watering clash against Juventus.
Two months after dropping him following a string of mistakes, ManchesterCity manager Manuel Pellegrini on Friday hailed goalkeeper Joe Hart as "the best in England".
Stevan Jovetic and Jesus Navas scored their first goals for ManchesterCity who avenged last season's shock FA Cup final defeat by Wigan Athletic with a 5-0 victory in the League Cup third round on Tuesday.