In the first round of the Champions League league phase, Borussia Dortmund defeated Villarreal 3-2 at home, with Dortmund forward Guirassy becoming the first player in Champions League history to score a brace and an own goal in the same match.

Against Villarreal, Guirassy scored in the 80th and 85th minutes, then accidentally scored an own goal in the 93rd minute. Dortmund eventually secured a thrilling 3-2 victory.
According to statistics, Guirassy became the first player in Champions League history to score a brace and also score an own goal in the same match.
Before this, only 16 players in Champions League history had scored both a goal and an own goal in the same match, but no player had previously achieved the feat of a brace plus an own goal.