![Insanity (Remixes) [Special Maxi Edition]](https://musicgrid.me/wp-content/themes/standard-child/timthumb.php?src=/wp-content/themes/standard-child/css/img/noaa.jpg&w=400&h=400&q=100 "Insanity (Remixes) [Special Maxi Edition]")
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666 may refer to multiple artists:
1. 666 was a German DJ act, formed by Thomas Detert and Mike Griesheimer in 1997. They produced a mix of electronic music and often included lyrics in Spanish and English. The act disbanded in 2005.
2. A heavy/speed metal band from Caseros, Buenos Aires, Argentina, which released a demo in 1986.
3. A thrash/black metal band from Czechia.
4. A black metal band from Hungary.
5. A groove/thrash metal/hard rock band from Japan. Read more on Last.fm
