As Leicester prepare to take on Atlético Madrid in the first leg of the Champions League quarter-final, here is a look at their journey in the competition so far.
Club Brugge 0-3 Leicester City - 14 September 2016
After a dip in form in the league the champions of England took on Club Brugge in their first ever Champions League match.
Things started well for the visitors when Mark Albrighton put Leicester in front in the first five minutes.
A stunning Riyad Mahrez free-kick on the half hour mark doubled the Foxes' lead before he put the game beyond doubt from the penalty spot.
Leicester City 1-0 FC Porto - 27 September 2016
Islam Slimani scored Leicester's only goal as they beat the 2004 Champions League winners to make it two wins from two. The £29 million record signing headed in a Riyad Mahrez delivery in the second half.
Leicester City 1-0 FC Copenhagen - 18 October 2016
Leicester City extended their 100% record in the Champions League with a 1-0 win over FC Copenhagen.
Riyad Mahrez converted an Islam Slimani knockdown to put Leicester only one win away from qualification to the last 16 of the competition.
At this stage, the Foxes had recorded more points in the Champions League (nine points from three games) than in the Premier League (eight points from eight games).
FC Copenhagen 0-0 Leicester City - 2 November 2016
Kasper Schmeichel was the hero for Leicester with a top save in the last minute to deny Copenhagen the win. Schmeichel kept his record of not conceding a goal in the competition.
The draw meant that Leicester needed only one point from their remaining two games to qualify to the knockout rounds of the Champions League.
Leicester City 2-1 Club Brugge - 22 November 2016
Leicester City secured qualification to the last 16 of the Champions League as group winners with a 2-1 win over Club Brugge. Shinji Okazaki gave the Foxes an early lead. Riyad Mahrez doubled his side's lead from the penalty spot before a conciliation goal from the Belgian side in the second half.
FC Porto 5-0 Leicester City - 7 December 2016
With qualification to the last 16 already guaranteed, Leicester City were annihilated by FC Porto in their final Champions League group game.
Having fielded a weaker team to focus on the Premier League, the Foxes were made to pay, ending their undefeated run in the competition.
Sevilla 2-1 Leicester City - 22 February 2017
Kasper Schmeichel saved a penalty and Jamie Vardy scored a vital away goal to give Leicester hope of making the quarter-finals on the Champions League.
After a string of poor results in the Premier League, this would be Claudio Ranieri's last game in charge of the Foxes
Leicester City 2-0 Sevilla - 14 March 2017
Leicester City booked their place into the quarterfinals on the Champions League with a 2-0 win against Sevilla to give themselves a 3-2 win aggregate.
Wes Morgan opened the scoring for The Foxes followed by a second half goal from Mark Albrighton.
Samir Nasri's sending off and another penalty save from Kasper Schmeichel was enough to put Leicester through to the last eight of Europe's elite club competition.