There are currently seven bands using the band name Treachery. 1) The only active band, an ambient black metal band, consisting of members from Germany and the United States. Their current lineup is as follows: Abelcain - Guitar, Drums Hecate (Rachael Kozak) - Vocals Slutmachine - Bass They released their first EP in 2008 through Czar Of Crickets. 2) A defunct American thrash metal band from Daly City, California who released a self-titled demo in 199. 3) A defunct American thrash band from West Dundee, Illinois who released a demo in 1993, called 'Playing wih Fire'.