Clemens Fritz could drop to the bench if Theodor Gebre Selassie and Lukas Schmitz keep their places in the starting line-up
Marko Arnautovic returns from suspension to start on the right wing.
On the left wing, Niclas Füllkrug competes for the spot with Eljero Elia.
Manager Schaaf will most likely field a 4-1-4-1 system, with Nils Petersen as a lone striker.
Hamburg only managed a draw at Nürnberg last weekend but after a strong second half, the team is full of confidence. It remains to be seen if Jeffrey Bruma is able to replace Michael Mancienne sufficiently.
Bremen are not in the best of form and after a 0-5 home defeat against Dortmund last time out, the team needs to get back on track.
Expect the "Nordderby" to be a very intense game from the outset. Both teams need a result.
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