System of a Down members

Armenian-American musician

American rock musician

Armenian-American bassist (b. 1974)

Armenian-American drummer

Antranik Khachaturian (born May 4, 1975) also known as Andy Khachaturian or artistically as Ontronik (stylized as OnTroniK), is an American musician, producer and DJ. He is known for being the original drummer (1994–1997) of the metal band System of a Down and founder/lead vocalist (1999–2002) of the alt-progressive rock band The Apex Theory, as well as the member of his band VoKee. He was also the founder, drummer, keyboardist, and backing vocalist of KillMatriarch (2010–2012) and currently is working on his solo project, OnTronik.