- The last clean sheet earned by Arsenal in the Champions League was exactly a year ago. It was against Olympique Marseille.
- Arsenal striker Danny Welbeck celebrates his 24th birthday. A goal from him will be a treat for the Gooners.
- Dortmund have not scored less than two goals in the past five Champions League games.
- Dortmund striker Adrian Ramos has converted all his three shots on target into goals in the Champions League campaign.