Overview
- Karim Adeyemi was involved in both goals, scoring the second after a one-two with Julian Brandt and sparking the move for Daniel Svensson’s opener.
- Mainz goalkeeper Robin Zentner received a straight red card in the 67th minute for tripping Adeyemi outside the area.
- Serhou Guirassy withdrew before kickoff with a leg problem following a blow in last weekend’s win over Wolfsburg.
- Portuguese forward Fabio Silva came on late for his Borussia Dortmund debut under coach Niko Kovač.
- The victory keeps Dortmund two points behind Bayern as the league’s only other unbeaten team, while Bayer Leverkusen beat St. Pauli 2-1 but saw Patrik Schick and Álex Grimaldo pick up late knocks.