Liverpool won 5 - 2 against Roma in the first leg of the Champions League 2017-2018 season semifinal. What are the biggest single game wins (by goal differences) in the knockout stage of the Champions League?
7-0: Bayern München vs Basel, 13/03/2012, 1/16, second leg
7-0: Bayern München vs Shakhtar Donetsk, 11/03/2015, 1/16, second leg
If you include European Cups as well, then the win with the biggest margin is:
11-0: Dinamo Bucharest vs Crusaders, 03/10/1973 first round, second leg