Manchester United have a proud history in the Champions League, but they have also suffered some disappointing nights.
We’re testing whether you can name every team to have beaten United in a Champions League knockout tie, including finals.
You’ve got 10 minutes to get them all. Good luck, and don’t forget to tweet us your scores @planetfutebol.
Note: If you’re having problems attempting the quiz, try playing it direct on the Sporcle website.
Fancy another challenge? Visit our dedicated quiz page for a host of other brainteasers.
These players knew how to make their mark.
This will do your head in.
Featuring plenty of Razor Ruddock.
One of the World Cup’s most infamous matches.
Dean Ashton’s career was cruelly cut short.
Fair play to the Brazil fan dressed as a sticker.
This is outstanding.
Five penalties were given, but only three scored.
His free-kicks alone were worth the entrance fee.
Juan Carlos Valeron was a true footballing artist.