Borussia Dortmund slipped back to the bottom of the Bundesliga despite picking up a point in their goalless draw at Bayer Leverkusen.
Schalke beat Hannover 1-0 but lost Klaas-Jan Huntelaar to a red card at the Arena AufSchalke on Saturday.
Hoffenheim brought a spectacular end to their 2014 with a 5-0 Bundesliga victory at Hertha Berlin on Sunday.
Freiburg let a two-goal lead slip to draw 2-2 against Hannover and remain rooted to the foot of the Bundesliga.
Former Germany forward Mike Hanke has retired at the age of 31, saying he has lost his appetite for the game.
Bayern Munich continued their unbeaten start to the Bundesliga season with a 2-0 win over Freiburg on Tuesday night.
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