Between David Draiman and Dubstar who is known for their distorted voice and percussive singing style?
David Draiman: David Michael Draiman (born March 13, 1973) is an American songwriter and the vocalist for the band Disturbed as well as for the band Device. Dubstar:  The group was formed in 1992 by Steve Hillier and Chris Wilkie in Newcastle-upon-Tyne. Dubstar:  Sarah Blackwood joined in 1993, replacing Hillier on vocals.
i don't know