Karl Agell  Karl Agell (born August 14, 1966) is a Swedish-Canadian heavy metal singer, known for being the fifth recording lead vocalist with the band Corrosion of Conformity from 1989 until his departure in 1993, as well as being a founding member of Leadfoot. He has also formed a project called Blind. Agell was born on August 14, 1966 in Montreal, Quebec, Canada to Swedish parents. Agell joined Corrosion of Conformity in late 1989. Corrosion of Conformity released their third album called "Blind" with Agell on lead vocals. In 1993, Agell and Phil Swisher left the band without recording the fourth album (before Swisher was replaced by original C.O.C. bassist Mike Dean), before Keenan took over on lead vocals and rhythm guitar. In 1995, Agell and Phil Swisher formed Leadfoot. In 1997, Leadfoot released their debut album, "Bring It On". In 1999, Leadfoot released their second album "Take a Look". In 2003, Leadfoot released their third album entitled "We Drink for Free". In 2004, Agell's long-time bandmate Phil Swisher left the band after Swisher formed two hardcore punk bands, UNICEF and Blood Bath. In 2016, Leadfoot released their fourth album "Behold the Mountain".