Dave Mustaine Net Worth, what is Dave Mustaine Net Worth: Dave Mustaine is an American musician and singer who has a net worth of $ 20 million. Dave Mustaine was born on September 13, 1961 in La Mesa, California. Better known as he was the original lead guitarist of the American heavy metal band Metallica and co-founder, rhythm guitarist and leader, and lead singer of the American thrash metal band Megadeth. His first band, Panic, did not last long, as two members of the band were killed in a car accident after Panic’s second show. Mustaine then joined Metallica as his lead guitarist. In 1983, Mustaine was fired from Metallica due to drinking, drug use and excessively aggressive behavior, as well as personality conflicts. Mustaine then started the short-lived band Fallen Angels, who retired due to what Mustaine cited as lack of “chemistry, (the) energy, (the) spark …”. In 1984, Mustaine joined Megadeth and added ‘lead vocals’ to his resume within the band. In addition to his duties at Megadeth, Mustaine also appeared in the documentary on declining Western civilization II: The Metal Years, directed by Penelope Spheeris and covered by the Democratic National Convention for MTV in 1992, joined former Fear leader Lee Ving, once. project nicknamed MD.45 (his only album was The Craving of 1996) and designed his own line of instruments for the guitar company Jackson. After several near-death experiences, Mustaine improved his performance in the late 90s, while Megadeth continued to tour and launch more releases: the experimental Risk of 1999 and his first release for the Sanctuary label, The World Needs to Hero 2001 . The band was the subject of an episode of VH1 Behind the Music that same year, with Dave Mustaine as the main focus.