UPDATE: The next video has been released which features DeMon and Puppery from Nirvana as well as KuroKy who was playing for Online Kingdom. Head on over to ESL-Radio to watch them. Be sure to watch the video until the end as Dendi makes a surprise appearance.
ESL-Radio are working on a translation for the German parts. So stay tuned for that.
Links
YouTube - Video Interview
ESL-Radio - Source