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DORTMUND, GERMANY - NOVEMBER 25: The choreo of Borussia Dortmund's fans during the Bundesliga match between Borussia Dortmund and FC Schalke 04 at Signal Iduna Park on November 25, 2017 in Dortmund, Germany. (Photo by TF-Images/TF-Images via Getty Images)

DORTMUND, GERMANY - NOVEMBER 25: The choreo of Borussia Dortmund's fans during the Bundesliga match between Borussia Dortmund and FC Schalke 04 at Signal Iduna Park on November 25, 2017 in Dortmund, Germany. (Photo by TF-Images/TF-Images via Getty Images)