King's X is an American rock band that combines progressive metal, funk and soul with vocal arrangements influenced by gospel, blues, and British Invasion rock groups. The band's lyrics are largely based on the members' struggles with religion and self-acceptance. King's X was ranked No. 83 on VH1's 100 Greatest Artists of Hard Rock.

Since being signed to Megaforce Records in 1987, King's X has released twelve studio albums, two official live albums, and several independent releases. The band's most recent studio release, 2008's XV, was released on the InsideOut Music label. Since leaving Atlantic records following the release of Ear Candy in 1996, King's X have released albums through Metal Blade Records, InsideOut Music and independently. Each member of the group has recorded several solo albums and have made numerous guest appearances on other artists' albums, as well as participated in numerous compilation projects. Doug Pinnick and Ty Tabor also have many albums released with side bands in which they participate.