Question: Between David Draiman and Dubstar who is known for their distorted voice and percussive singing style?

full_context: Document 1: Dave Williams (singer): David Wayne Williams (February 29, 1972 – August 14, 2002) was an American vocalist best known as the lead singer for the heavy metal band Drowning Pool.
Document 2: Device (metal band): Device was an industrial metal band started by David Draiman, frontman of the heavy metal group Disturbed. Draiman was approached by Geno Lenardo, former guitarist of Filter, and together they started to work on new material. The two started work on a debut album in June 2012. The result of those sessions, "Device", was released on April 9, 2013. The first single and third track, "Vilify" was released to radio ahead of the album on February 19, 2013, alongside its first music video, directed by P. R. Brown. The second single and the introductory track, "You Think You Know", was released on June 11, 2013, alongside its music video, directed once again by Brown.
Document 3: 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. Draiman is known for his distorted voice and percussive singing style. In November 2006, Draiman was voted number 42 on the "Hit Parader"’s ""Top 100 Metal Vocalists of All Time"". Draiman has written some of Disturbed's most successful singles, such as "Stupify", "Down with the Sickness", "Indestructible", and "Inside the Fire".
Document 4: Device (Device album): Device is the eponymous debut album from American industrial metal band Device, featuring David Draiman of Disturbed and former Filter guitarist Geno Lenardo. It was released on April 9, 2013, with their first single, "Vilify", out on digital download in February 19, 2013. Their second single, "You Think You Know", was released in June 11, 2013.
Document 5: Various: Various, or Various Production, is an English dubstep/electronic music duo formed in 2002. The group blends samples, acoustic and electronic instrumentation, and singing from a revolving cast of vocalists. Its members, Adam and Ian, purposefully give very little information about the group or themselves, and tend to do little in the way of self-promotion. Nevertheless, the group began winning critical acclaim with its single releases in 2005 and 2006, with singers Rachel Thomas Davies and Nicola Kearey. Their full-length for XL, "The World is Gone", arrived in July 2006. They have released a large number of vinyl EPs and 7" records, as well as digital exclusives for Rough Trade, iTunes, and Boomkat. They have released remixes of a large variety of artists (sometimes uncredited) such as Thom Yorke, Adele, Virus Syndicate, Dave Cloud, Cat Power, Emma Pollock and Ian Brown and participated with one track on the Vexille Movie Soundtrack.
Document 6: Davey Havok: David Paden Marchand (born November 20, 1975), known professionally as Davey Havok, is the lead vocalist of the American rock band AFI, the electronic music band Blaqk Audio, hardcore band XTRMST, and new wave band Dreamcar.
Document 7: Dubrovniks: The Dubrovniks were an Australian rock band which formed in August 1986 as The Adorable Ones. Early in 1987 they changed their name, which acknowledges two of their founders, Roddy Radalj and Boris Sujdovic, birthplace in Dubrovnik, a town in Croatia. Both Radalj and fellow founder James Baker had also founded Hoodoo Gurus (as Le Hoodoo Gurus) in 1981. All three had earlier associations in the Perth punk scene of the late 1970s. The group issued four albums, "Dubrovnik Blues" (August 1989), "Audio Sonic Love Affair" (September 1990), "Chrome" (June 1992), and "Medicine Wheel" (1994), before disbanding in 1995.
Document 8: Disturbed (band): Disturbed is an heavy metal band from Homer Glen, Illinois, formed in 1996. The band includes vocalist David Draiman, bassist John Moyer, guitarist Dan Donegan, and drummer Mike Wengren. Former band members are bassist Steve Kmak and vocalist Erich Awalt.
Document 9: Curve (band): Curve were an English alternative rock and electronica duo from London, formed in 1990 and split in 2005. The band consisted of Toni Halliday (vocals, occasionally guitar) and Dean Garcia (bass, guitar, drums, programming). Halliday wrote also the lyrics of their songs and they both contributed to songwriting. An important collaborator was the producer Alan Moulder, who helped them to shape their blend of heavy beats and densely layered guitar tracks set against Halliday's vocals.
Document 10: Slowdive: Slowdive are an English rock band that formed in Reading, Berkshire in 1989. The band consists of Rachel Goswell on vocals and guitar, Simon Scott on drums, Neil Halstead on vocals and guitar, Nick Chaplin on bass and Christian Savill on guitar. Several other drummers also briefly played with the band, including Adrian Sell, Neil Carter and Ian McCutcheon. Halstead is the band's primary songwriter.
Document 11: Dubber Side of the Moon: Dubber Side of the Moon is the second dub reggae tribute to the Pink Floyd album, "The Dark Side of the Moon", by New York-based band Easy Star All-Stars. The album features bass-heavy dub remixes by prominent dub producers of its predecessor, Easy Star Records' 2003 release "Dub Side of the Moon". "Dubber Side of the Moon" debuted at #2 on the Billboard Reggae charts.
Document 12: Dee Snider: Daniel "Dee" Snider (born March 15, 1955) is an American singer-songwriter, screenwriter, radio personality, and actor. Snider came to prominence in the early 1980s as lead singer of the heavy metal band Twisted Sister. He was ranked 83 in the "Hit Parader"<nowiki>'</nowiki>s Top 100 Metal Vocalists of All Time.
Document 13: Vilify (song): "Vilify" is the first single from American industrial metal band Device's studio debut album of the same name"." It was released through Warner Bros. Records on February 19, 2013, and it was produced by David Draiman, who is also the current lead singer of Disturbed, and Geno Lenardo, who is originally the lead guitarist of Filter.
Document 14: Dubstar: Dubstar are an English band, performing dream pop and alternative dance, as well as occasional pop ballads and, on later releases, guitar-laden rock with industrial twists. The group was formed in 1992 by Steve Hillier and Chris Wilkie in Newcastle-upon-Tyne. Sarah Blackwood joined in 1993, replacing Hillier on vocals.
Document 15: The dB's: The dB's are an American power pop and jangle pop group who first came into prominence in the late 1970s and 1980s. The band members are Peter Holsapple, Chris Stamey, Will Rigby and Gene Holder. While the members are all from Winston-Salem, North Carolina, the group was formed in New York City in 1978. In 2012, the band completed its first new studio album in 25 years and its first in 30 years with the original 1978 lineup.
ground_truth: David Michael Draiman