There are at least three with that name, the first was a power metal band from LA, California the second being a (fucking sick) Beatdown Hardcore band from Preston City in the north west of England , and the third one being an alias of DJ Ruthless, a jump-style DJ from the Netherlands. 1) Ruthless. The name itself describes what the band is all about. Powerful, heavy and aggressive, with no mercy. Ruthless was formed in 1982 by lead guitarist Kenny McGee and lead vocalist Sammy D. Ruthless released a 5-song E.