Question: Who is the American bass guitarist known for his work in a virtual death metal band featured in "Metalocalypse"?
Related documents: [0]  [DOC] Bryan Beller (born May 6, 1971) is an American bass guitarist known for his work with Joe Satriani, The Aristocrats, Dethklok, Mike Keneally, Steve Vai, James LaBrie of Dream Theater and Dweezil Zappa. He has been Joe Satriani's tour bassist for both the "Unstoppable Momentum" (2013–14) and "Shockwave" (2015–16) world tours in addition to featuring on the "Shockwave Supernova" record. Beller is also the bassist/manager of the rock/fusion super-trio The Aristocrats (with Guthrie Govan on guitar and Marco Minnemann on drums). The Aristocrats have released three studio albums, along with two live releases documenting the band’s world tours in support of their debut album "The Aristocrats" and sophomore album "Culture Clash". Their most recent studio album "Tres Caballeros" is the focus of their current world tour, which began in the summer of 2015 and will extend through to late 2016. [END] 
[1]  [DOC] Dethklok is a virtual death metal band featured in the Adult Swim animated television series "Metalocalypse". [END] 
Answer: 
Bryan Beller
Bryan Beller