Question: What vocalist is one of the only constant members of the American alternative metal band whose debut studio album was "Cold"?
Context: Deftones is an American alternative metal band from Sacramento, California, U.S. Formed in 1988, the band was founded by Chino Moreno (lead vocals, rhythm guitar), Stephen Carpenter (lead guitar), Abe Cunningham (drums) and Dominic Garcia (bass).  During the group's first five years, the band's lineup changed several times, but stabilized in 1993 when Cunningham rejoined the group after his departure in 1990; by this time, Chi Cheng was the band's bassist.  The lineup remained stable for fifteen years, with the exception of keyboardist and turntablist Frank Delgado being added in 1999.  The band is known as one of the most experimental groups to have come from the alternative metal music scene.  They are sometimes dubbed "the Radiohead of metal" by critics. The Reads are a Wenglish alternative rock band whose debut studio album, "Stories from the Border", was released in early 2011 with "Good Omens" the first single to be released from the album on 25 July 2011.  Their follow up album "Lost at Sea" was released in 2014.  Tracks from both albums have been played on Radio 2, BBC Radio Wales, BBC Radio Merseyside, XFM and Amazing Radio, amongst others.  Celebrity fans include Jeremy Vine, Adrian Chiles, Sky Sports reporter, Bryn Law and TV Chef, Bryn Williams.  They are currently busy writing new material for their third album. The Explorers Club are a Pop rock band originally from the coast of South Carolina.  They are a 5-man band whose debut album was released by Dead Oceans.  The music of their first album is heavily influenced by the vocal harmony styles and production of The Beach Boys.  They are also influenced by classic rock and roll arrangements as made popular by The Beatles, Chuck Berry, Phil Spector, The Zombies, The Monkees and The Byrds.  Their second album shows more influences of soft-pop artists of the early-1970s such as Burt Bacharach, Glen Campbell, etc.  The band relocated to Nashville, TN in 2014 and released their third studio album Together on June 24, 2016 Obituary is an American death metal band formed in October 1984 in Tampa, Florida.  Initially called Executioner, the band changed their name to Xecutioner in 1986 to avoid confusion with the thrash metal band Executioner from Boston, and then changed their name once again to Obituary in 1988.  The band's current lineup consists of vocalist John Tardy, lead guitarist Kenny Andrews, rhythm guitarist Trevor Peres, bassist Terry Butler, and drummer Donald Tardy.  Obituary has gone through several lineup changes, with Peres and the Tardy brothers being the only constant members.  The band was a fundamental act in the development of death metal music, and is one of the most successful death metal bands of all time.  To date, Obituary has released ten studio albums, and with the exception of their 1997–2003 split, they continue to perform live around the world. Overkill is an American thrash metal band, formed in 1980 in New Jersey.  They have gone through many line-up changes, leaving bassist D. D. Verni and lead vocalist Bobby "Blitz" Ellsworth as the only constant members.  In addition to Verni and Ellsworth, Overkill's current lineup includes Dave Linsk on lead guitar, Derek "The Skull" Tailer on rhythm guitar and Jason Bittner on drums.  Along with Anthrax, whose one-time lead guitarist Dan Spitz was also an early member of Overkill, the band is one of the most successful East Coast thrash metal bands, and they are often called "the Motörhead of thrash metal".  The band has a notable mascot named "Chaly", a skeletal bat with a skull-like face, horns, bony wings and green eyes, who has appeared on most of their album covers. Cold is the debut studio album by American alternative metal band Cold.  The album produced two singles: "Go Away" and "Give." The Shortwave Set are a British alternative pop band whose debut album, "The Debt Collection", was released in 2005 on Independiente Records.  The band's music combines sample-based music with more traditional songwriting and instrumentation to create a sound the group have described as "Victorian Funk".  The band's second album, "Replica Sun Machine", was released on 12 May 2008 by Wall of Sound. Cold is an American rock band, formed in 1992 in Jacksonville, Florida.  With two gold-albums, Cold has sold over one million records in the US alone.  On November 17, 2006, it was announced on MySpace that, after a period of uncertainty since that February, the group had decided to disband.  In July 2008, it was announced that the original line-up would reunite for a tour in early 2009.  This became permanent and the band released their fifth studio album "Superfiction" on July 19, 2011.  Cold has gone through several line-up changes leaving vocalist Scooter Ward and drummer Sam McCandless as the only constant members. Cold Day Memory is the eighth studio album by American alternative metal band Sevendust released on April 20, 2010.  This album marks the return of guitarist Clint Lowery who previously left Sevendust in 2004 to work with Dark New Day.  The album debuted at no. 12 on the "Billboard" 200, selling about 27,000 copies in the United States in its first week of release, marking the band's highest debut ever. White Pony is the third studio album by American alternative metal band Deftones, released on June 20, 2000 by Maverick Records.  It marked a significant growth in the band's sound and is considered a turning point for the band in terms of experimentation, employing an increasingly experimental rock sound and incorporating more new wave, dream pop, trip hop, shoegaze and post-rock influences into the alternative metal sound for which the group had become known.  Upon release and retrospectively, the album was met with overall critical acclaim and is generally regarded by fans and critics alike as one of their most mature outings.  "White Pony" is also their highest-selling album to date.  The album was certified platinum by the RIAA on July 17, 2002.  The album includes three successful singles ("Change (In the House of Flies)", "Back to School (Mini Maggit)" and "Digital Bath") as well as the 2001 Grammy Award-winning track for Best Metal Performance, "Elite".
Answer: Scooter Ward