There are multiple artists with this name:

1) Ghoul is an American thrash/deathgrind band. They claim to be from "Creepsylvania," a town that's allegedly located in Romania. Obviously, this is not true and the band is, in fact, from Oakland, California. Since forming in 2001, they have released 5 full-lengths, 3 EPs, and also contributed to 3 split releases. Ghoul members Sean "Bloodbath" McGrath being "Digestor" and Ross Sewage being "Cremator" also play in Impaled.

2) Ghoul was a hardcore punk/thrash metal band from Japan. You may change your tags to ＧＨＯＵＬ for this specific band. They have several releases on Hold Up and Selfish records and toured with groups such as G.I.S.M., Gastunk, Gauze, Outo, and The Execute. Ghoul's frontman and Japanese punk scenester Masami went on to record a solo EP that was released after his death in the early 90's. He also formed a short-lived hardcore punk band Sqwad with some Ghoul ex-members in circa 1989.

3) Ghoul was an experimental electronic band from Sydney, Australia.

4) Ghoul was an underground Black Metal band from the UK. The band members Unknown and Mefisto together recorded a series of black metal demos and live performances of dark ambient/noise which achieved cult status amongst fans. The band split up in 2007.

5) Ghoul is a Black Metal band from Osaka, Japan.

6) Ghoul is a Thrash Metal band from Maryland, USA.

7) Ghoul is a blackened death Metal band from Italy.

8) Ghoul is a Drone/Doom Metal band from New Zealand.

9) Ghoul was an 80's german gothic rock band.