Hadez was born in december 1986 like a trio with Toñyn Destructor (Niebla) on Drums, Armando Mutante (Penitencia) on Guitars and Rafo Basura on bass and vocals, playing early Black Metal like Venom, Slayer, Destruction etc. John Aggressor (Niebla) replaced Armando in 1987 and started playing shows like the Metalcore I with Ataque Frontal, Descontrol, Curriculum Mortis etc. In 1988 Kike Satan Eyaculation replaced Rafo on bass and vocals and they recorded the demo/rehearsal "Guerreros de la Muerte" and played shows like the mythic Ataque Metal I with Mortem, Kranium, Sepulcro, Hastur etc. Necronomicon replaced Satan Eyaculation on vocals that same year and played a few more shows. In 1989 Ron King and Christ Death replaced Necronomicon and Satan Eyaculation on Vocals and Bass and recorded the "Altar of Sacrifice" demo, now playing a Death/Thrash Metal style like Sarcofago, Sepultura, Kreator and Sodom. The next year they recorded the "Hadez Attack" demo and got offered a deal from Deathlike Silence Prods from Euronymous (Mayhem).

In 1991 Ron King left the band to join Diabolica and Coprofagia, Toñyn also left to join Coprofagia, Necrofucker and later Anal Vomit. Edgar Noize (Neuroparalya, Glaucoma) join the band as vocalist, Abel Sedition on bass, Christ Death takes the second guitar and Daniel Demolition on drums. They released the forth demo "Extreme Badness on the World" in 1992 by Enigma Records (Peru). In 1993 they released his first album on CD called "Aquelarre" by Brutal Records (Enigma Records) with John Aggressor on guitars, Christ Death on Guitars and bass, Edgar Noize on vocals and Robinson on drums. Playing a Black/Death/Doom style. The band split up in 1994 and return in 1998 with John Aggressor on guitars, Ron King on vocals, OADM (Dios Hastio, Subterfugio) on drums, Walter Crucifier on guitars and Frank Silence on bass. They recorded a demo in 1999 who was rereleased later on CD called "Old Blasphemies" by Pentagram records in 2014. In 2000 Jose Bacteria (Dios Hastio) replaced Ron King a recorded the second album called "Even if you Die a Thousand Times" By System-Beyond (USA). The band still active until now recording two more albums "Doomsday: The Death Rides" (2009) and "Morituri te Salutant" (2014) with differents lineups. The actual one is John Aggresor on guitars, Kike Satan Eyaculation on bass, Scharack (Nahual) on vocals and Marbas (Nahual) on drums.