Barca step up pursuit of Arsenal & Man Utd transfer target.
The German international is one of the best players in the world in his position and has been linked with bigger clubs on many occasions in recent times.
It looked like Gundogan could leave Dortmund for the Premier League this summer, only for him to make a late u-turn and sign a new contract with the Bundesliga giants.
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Still, Fichajes.net now claims Barcelona will look to bring him in as a replacement for the injured Rafinha Alcantara when their transfer ban ends in January.