The life of a professional footballer is sometimes a genuine rollercoaster. And lows sometimes arrive much sooner than expected.That’s what happened with Youssoufa Moukoko, too, who made a sensational Borussia Dortmund debut at 16 as one of the most intriguing and promising gems in the world. However, instead of thriving and excelling like he was expected during the last three years, the German international of Cameroonian origins slowly went down the pecking order at Westfalenstadion. Borussia Dortmund star Youssoufa Moukoko ‘caught up in age fraud stormHe has made 99 appearances for Dortmund across all competitions, netting 18 times and adding eight assists to his name.That is just not enough for such a generational talent, and he’s been desperate to play more.Alas, it will probably end much differently for him.##NAJAVA_MECA_8148112##According to Kicker, the young striker is in serious contention to be sold by Borussia Dortmund during this transfer window. The same paper claims that Moukoko is not the only player Hans-Joachim Watzke will try to sell in the next three months. Apparently, the others are Salih Ozcan, Donyell Malen and, surprisingly enough, Sebastien Haller.On the other hand, BVB’s top transfer target is Stuttgart’s Serhou Guirassy.