Board Thread:Shadow Fight 2 Discussion/@comment-27313994-20160309004937/@comment-25669516-20160310065424

Okay. No problem. According to Google their official developer's email is support@nekki.com

You can just email them directly there instead of opening a ticket. They respond fairly quick as well. Put Shadow Fight 2 as the subject of the email. Good luck and let me know if it doesn't work :)