Karsten Brill (pronounced [ˈkarstən ˈbʁɪl]; born 27 October 1970), best known by his stage name Attila Dorn,[1] is a German singer.

[3] Brill joined Red Aim replacing Pascal Flach in 1999 under the stage name Dr. Don Rogers.

[8][9] Charles and Matthew Greywolf met him in a pub in Sighișoara on their holidays in Romania and invited him to join their band.

[10] On 22 October 2005 he performed live in Kaufbeuren with Gamma Ray during their song "Blood Religion".

[12] The Neue Osnabrücker Zeitung compared Brill's Attila Dorn character with Count Dracula,[13] the Hannoversche Allgemeine Zeitung described him as a "mix of a monk and a crusader"[14] and Die Welt as a "mix of Hunnic ruler and an Orthodox priest".