USA
Industrial-metal. Metal (with some goth imagery), (hard) glam rock.
Gein left fairly early on.
Trent Reznor produced some singles, albums.
Popular culture seems to have him tagged as being a Goth, and assumes that because it is aware of who Marilyn Manson is that they know something about the Gothic subculture. Actually more rooted in USA metal scene than the Goth scene.
He's got a girl's name and he wears makeup. That's original.
Names of band members originally taken from models / actresses and serial killers (Marilyn Monroe, Charles Manson).
Antichrist Superstar the most commercially successful industrial album.
1990 - Marilyn Manson and the Spooky Kids formed.
1996 - Antichrist Superstar - Reznor used John Lennon's mellotron on this album.