System of a Down is a Metal (Nu Metal) band. The band makes its debut in Guitar Hero World Tour, with  "B.Y.O.B.". "Toxicity" is in Guitar Hero: Metallica. Both songs, as well as "Chop Suey", "Aerials", and "Lonely Day" are in Guitar Hero Live's GHTV mode. Out of all 5 of their albums, 'Toxicity' is the only one to avoid getting a parental advisory sticker. The band consists of: Daron Malakian (Guitars, Vocals) Serj Tankian (Vocals, Keyboards) Shavo Odadjian (Bass) and John Dolmayan (Drums)

Their 5 albums are:
  • System of a Down (1998)
  • Toxicity (2001)
  • Steal This Album! (2002)
  • Mezmerize (2005)
  • Hypnotize (2005)
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