There are, at least, four artists known as Zilla: 1) A pseudonym UK-based Dylan Richards. 2) A Colorado-based trio. 3) A melodic death metal band, from Brazil. 4) Hip-Hop artist from Houston, Texas, US.
1) A London, UK art school drop-out (b. Dylan Richards, aka 'ZILLA'), began working on his own brand of super-evolved mixes towards the latter end of the nineties as a reaction to the glut of uninspiring mix compilations that had began to flood the industry. Read more on Last.fm