The Bundesliga club has made its fifth signing ahead of the new season, completing a move for Turkey's highly rated 18-year-old winger from FC Nordsjaelland.
Borussia Dortmund has completed the signing of Turkey winger Emre Mor.
The 18-year-old moves from Danish first division side FC Nordsjaelland and has signed a five-year contract.
Mor was born in Denmark and represented the international side up to Under-19 level where he switched to Turkey. The midfielder made his senior debut last month and has earned a place in Turkey’s squad for Euro 2016.
Ahead of the new season, Dortmund has already completed the signings of Sebastian Rode, Ousmane Dembele, Marc Bartra and Mikel Merino.