Kill Switch...Klick, also known as KsK and Kill Switch is the name of an American industrial rock band. The band is best known for its releases on Cleopatra Records and Go-Kustom Rekords. KsK was formed in 1991 by D.A. Sebasstian, a writer, film maker, musician and artist who had relocated from San Bernardino, California, to Seattle, Washington, late in 1989 where he currently resides.

Killswitch Engage is an American metalcore band from Westfield, Massachusetts, formed in 1999 after the disbanding of Overcast and Aftershock. Killswitch Engage's current lineup consists of vocalist Jesse Leach, guitarists Joel Stroetzel and Adam Dutkiewicz, bassist Mike D'Antonio, and drummer Justin Foley. The band has released eight studio albums and three live performance albums. Their eighth studio album, Atonement, was released on August 16, 2019.