RasenBallsport Leipzig e.V., commonly known as RB Leipzig, is a German association football club based in Leipzig, Saxony. The club was founded in 2009 by initiative of the company Red Bull GmbH—which purchased the playing rights of a fifth-tier side, SSV Markranstädt, with the intent of advancing the new club to the top-flight Bundesliga within eight years. Men's professional football is run by the spin-off organization RasenballSport Leipzig GmbH. RB Leipzig plays its home matches at the Red Bull Arena. In its inaugural season in 2009–10, RB Leipzig dominated the NOFV-Oberliga Süd (V) and was promoted as champions to the Regionalliga Nord (IV). RB Leipzig won the 2012–13 Regionalliga Nordost season without a single defeat and was promoted to the 3. Liga (III), then finished the 2013–14 3. Liga season as runners-up and was promoted to the 2. Bundesliga (II) as the first team since the introduction of the 3. Liga to win promotion after only one season. On 8 May 2016, RB Leipzig ensured promotion to the Bundesliga for the 2016–17 season with a 2–0 win over Karlsruher SC. One year later, RB Leipzig captured a place in the 2017–18 UEFA Champions League by finishing as runners-up of the Bundesliga.

Red Bull Arena Leipzig

Sportverein Werder Bremen von 1899 e. V., commonly known as Werder Bremen, Werder or simply Bremen, is a German professional sports club based in Bremen, Free Hanseatic City of Bremen. Founded on 4 February 1899, they are best known for their professional association football team, who compete in the Bundesliga, the first tier of the German football league system. Werder share the record for most seasons played in the Bundesliga with Bayern Munich, and are third in the all-time Bundesliga table, behind Bayern and Borussia Dortmund. Werder have been German champions four times, have won the DFB-Pokal six times, the DFL-Ligapokal once, the DFL-Supercup thrice, and the European Cup Winners' Cup once. The team's first major trophy came in the 1960–61 DFB-Pokal, a competition they last won in 2008–09. Their first German championship came in 1964–65, and their latest in 2003–04, when they won the double. In Europe, Werder won the 1992 European Cup Winners' Cup in a final against AS Monaco. They were runners-up in the 2008–09 UEFA Cup, losing against Shakhtar Donetsk in the final. Since 1909, Werder have played at the Weserstadion. The team have a rivalry with fellow northern German club Hamburger SV, known as the Nordderby (English: North derby). In April 2022, Werder had 40,100 members.