The two clubs have agreed the transfer of the 20-year-old midfielder who spent last season on loan at Bundesliga club Werder Bremen. The 2014 U19 European champion was under contract at the Werkself to 30 June 2018. Öztunali has signed a five-year deal at Mainz.
Daily changing special offers from the world of Bayer 04: The annual Black and Red week begins on Thursday, 28 November. You can look forward to unique offers and discount on fan merchandise up to and including Saturday, 30 November.
Show moreBayer 04 Leverkusen will have to manage without striker Martin Terrier for the next few games. The Frenchman suffered a broken arm in the Bundesliga match against FC Heidenheim on Saturday (5-2).
Show moreIt was a remarkable comeback by the Werkself in the home game against FC Heidenheim. After conceding two early goals, the equaliser came just before half-time. The German double winners showed in the second half "what’s made us so strong over the past 18 months: never give up and always believe in yourself," as one of the goalscorers aptly summed up the game. The Werkself review.
Show moreWhat a comeback! Bayer 04 recovered from an early two-goal deficit at home to 1. FC Heidenheim 1846 and eventually clinched a deserved 5-2 win. Patrik Schick scored a hat-trick with Exequiel Palacios and Granit Xhaka also on the scoresheet.
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