Hannover 96 came from a goal down to beat Schalke 2-1 in their opening Bundesliga clash at the HDI-Arena.
Klaas Jan Huntelaar gave Schalke the lead two minute after the halftime break, while Edgar Prib levelled matters for the home side in the 67th minute, before Joselu popped up three minutes later to slot home the winner.
Goals from Franco Di Santo and Assani Lukimya-Mulongoti cancelled out Julien Schieber's first half brace as Werder Bremen came from two goals down to snatch a 2-2 with Hertha Berlin.
Haris Seferovic scored the only goal of the game as Eintracht Frankfurt secured a 1-0 win over Freiburg in their Bundesliga opener on Saturday.
Adam Szalai and Tarik Elyounoussi were on target as Hoffenheim defeated Augsburg 2-0 in their first game of the season at the Wirsol Rhein-Neckar-Arena.
While, FC Koln and Hamburger SV started their Bundesliga campaign with a 0-0 draw at the RheinEnergie Stadium on Saturday afternoon.