Leicester rely on the old fashioned virtues of work rate, no-nonsense defending and speedy attacks.
Last-minute starter Adrian Ramos scored a first-half header to give Borussia Dortmund a 1-0 victory over Sporting on Wednesday and earn a spot in the knockout stage of the Champions League with two Group F matches to spare.
Jamie Vardy sent a screaming reminder that leaders Leicester City are in the Premier league title race for the long haul with a sensational strike in a 2-0 win over Liverpool on Tuesday.
Radamel Falcao answered Zlatan Ibrahimovic's early opening goal for Paris St Germain with a quick equaliser for a 1-1 draw that kept Monaco top of Ligue 1 on Sunday.
Premier League Swansea City fell victims to the first major giant-killing of the FA Cup third round on Sunday when they lost 3-2 away to League Two (fourth tier) side Oxford United.
Seasonal cheer has been scarce for Louis van Gaal after a six-match winless sequence for his Manchester United side intensified rumours that he will be sacked and Stoke City are unlikely to be offering any solace on Saturday.
News of all that's transpired on and off the football field
Leaders Chelsea stretched their Premier League winning run to a club record-equalling 11 as Diego Costa's header shortly before halftime secured a 1-0 victory at London rivals Crystal Palace on Saturday.
Real Madrid failed to win their Champions League group for the first time in four years when a late goal by substitute Marco Reus allowed Borussia Dortmund to equalise and clinch a 2-2 draw.
Leicester City added another tale of remarkable success to an incredible year by reaching the last 16 of the Champions League in their debut season with a 2-1 victory over Club Bruges.
Photos and summary of the English Premier League matches played on Tuesday, including the story of Chelsea's resurgent win
Chelsea demolished the team that succeeded them as Premier League winners when champions Leicester City succumbed tamely 3-0 at Stamford Bridge on Saturday.
Arsenal's victory was scrappy and nervy but Laurent Koscielny's 72nd-minute winner was enough to move them two points clear at the summit after LeicesterCity's surprise push faltered with a goalless draw at home to 10-man Bournemouth.
Jamie Vardy scored his first goal in the Champions League to give Leicester City some hope of staying in Europe's elite competition despite a 2-1 loss to an utterly dominant Sevilla in Wednesday's last-16 first leg.
Mauricio Pochettino's Tottenham Hotspur can cement their status as the top dogs in the capital if they end an eight-year wait and defeat Arsenal in the North London derby on Sunday.
The statistics of a stunning campaign tell an astonishing tale of how Leicester have turned the clock back by shunning possession and glorying in the long ball to a pacey striker, while spurning rotation in favour of a settled, almost self-selecting side
In April last year Leicester City were seven points adrift at the foot of the Premier League and seemingly going down.
Mbappe struck in the 74th minute to put PSG on 80 points from 29 games and on the brink of retaining the title with second-placed Lille, who beat Nantes 3-2 away earlier on Sunday, still 20 points behind having played a game more.
First-half goals by Danny Welbeck and Alex Iwobi earned Arsenal a first win in four league games to revive their Premier League title hopes in the early kickoff at Goodison Park on Saturday.
Images from Champions League matches played across Europe on Tuesday
Ranieri is sparking a remarkable turnaround in Leicester's fortunes, and, Reuters has asked three players who worked under him during a previous Premier League stint at Chelsea from 2000-04 to offer an insight into the Italian coach's methods.
Tottenham Hotspur fluffed their last-day lines with a 5-1 defeat at relegated, 10-man Newcastle United that left them third in the Premier League behind bitter north London rivals Arsenal.
A match by match look at this weekend's English Premier League fixtures.
Khalid Jamil scripted one of India's most remarkable sporting success stories.
Two big derbies and an eventful weekend of football awaits us all...
The victory saw the unfashionable Madrid club tighten their grip on the coveted fourth spot in the table by moving on to 58 points after 36 games, three points clear of nearest challengers Sevilla, who lost to Leganes on Friday.
Having returned to England after his humiliating ouster from Chelsea, it is up to Jose Mourinho to leave a positive legacy at Manchester United.
Sean Dyche's Burnley side looked to have secured a crucial point in their fight to move clear of the bottom three but Eriksen broke their hearts with a clinical finish for third-placed Spurs in the 91st minute.
A headed goal in second-half injury time by Cristiano Ronaldo gave Portugal a much-needed 1-0 win over Denmark in their Group I Euro 2016 qualifier on Tuesday.
Check out the top footballers of the weekend.
Manchester City made sure of third place in the Premier League when they romped to a 5-0 win at Watford on Sunday to ensure a Champions League berth for next season.
Arsenal moved top of the Premier League table but were unconvincing in a 0-0 home draw with Middlesbrough who were well worth their point on Saturday.
Lionel Messi came off the bench to inspire Barcelona to a 3-1 win over a dogged Leganes side on Sunday, creating one goal and scoring another to keep the Catalans five points clear at the top of La Liga.
News of all that's transpired on and off the football field
Photos from the Champions League matches played across Europe on Tuesday
News of all that's transpired on and off the football field
Manchester City's Sergio Aguero scored a hat-trick as coach Pep Guardiola maintained his 100 per cent record at the club with a commanding 4-0 victory against Borussia Moenchengladbach in their rearranged Champions League Group C opener on Wednesday.
2016 is at the halfway stage and the year has already seen some stunning sporting wins, underdogs emerging triumphant on the biggest stages of them all.