Undercover Anarchist has been played on NTS shows including Spinee, with Ja / Nein first played on 30 November 2016.

Undercover Anarchist is one of many aliasses of Patrick van Kerckhoven, better known as Ruffneck. He has released three EP's in 1993 and 1994. Those EP's were released on Ruffneck Records. A home for his own unique sound, which would later come to be known as 'artcore'. Also one of the many hardcore labels of Patrick van Kerckhoven.