Were it not for history, Barcelona's Wednesday mauling of Borussia Dortmund in a colorful UEFA Champions League quarterfinal first leg would look like the second leg is unnecessary.

Dortmund's five attempts have amounted to 0.74 xG. A Raphinha-aided, Lewandowski-attempted bicycle kick attempt is whistled down, and Dortmund go the other way to see a stifled chance of their own.