Deletion of Matthias Mende

Comment: This reads |promotional only. ''Proofed'' with a load of  sources. The source from youtube, that is in german, not even mentions him.https://en.wikipedia.org/w/index.php?title=Matthias_Mende&diff=next&oldid=655514120
Stance: delete
Cited policy: Wikipedia:What Wikipedia is not (WP:PROMO||WP:QUESTIONABLE)