There are multiple artists with this name: 1) Ghoul is a thrash metal band formed in United States of America (Oakland, California) in 2001. Official Website
Official Myspace 2) Ghoul was a legendary punk/hardcore band from Japan. Please change your tags to ＧＨＯＵＬ for this specific band. Ghoul formed in the mid 80's and were active until their front man Masami formed another band called Sqwad in early 90s, and soon after that he died.
Maschinenzimmer 412 (currently known as MZ.412) are the inventors of so-called "black industrial", a dark and haunting music which mixes industrial noise, ritual ambient and black metal atmospheres. The mastermind behind the project is Henrik Nordvargr Björkk (often credited as Kremator), aided by different people with each release. Original releases from 1989-1990 came under the name Maschinenzimmer 412, previous to Björkk founding the Swedish EBM band Pouppée Fabrikk. The project came back in 1995 with the shortened moniker MZ.
There are multiple artists with the name Scapegoat: 1. Powerviolence band from Boston
2. Hard rock band from Charlotte, North Carolina
3. Japanese visual kei band (also tagged as ＳＣＡＰＥＧＯＡＴ)
4. Bulgarian death metal band 1) Scapegoat is a powerviolence band from Boston, USA that is similar to Crossed Out that they've been dubbed somewhat of a Crossed Out tribute band. The band released a self-titled 7" in 2006 and self-titled 12" in 2011 - both on Painkiller Records. Website: http://www.myspace.com/scapegoatpowerviolence