Slayer is an influential American thrash metal band from Huntington Park, California, recognized as one of the "Big Four" of the genre, alongside Metallica, Megadeth, and Anthrax. Known for its fast and aggressive musical style, the band's lyrics often cover dark topics like serial killers, occultism, and war.

Formed in 1981 by guitarists Jeff Hanneman and Kerry King, the original lineup also featured vocalist/bassist Tom Araya and drummer Dave Lombardo. Slayer disbanded in 2019 after a farewell tour but has performed sporadic reunion shows since 2024.