There are comebacks and there are comebacks.
And should Dortmund pull this off tonight – by coming back from a 4-0 first-leg deficit – it would surely go down as the greatest of them all.
However, the possibility is extremely remote. Dortmund are eighth in the Bundesliga and struggling to play among Europe’s elite next season. Barcelona top La Liga and possess players with the quality of Lamine Yamal, Raphinha and former Dortmund hero Robert Lewandowski.