Removal has been described alternatively as progressive metal or experimental rock.
He is also keyboardist for the progressive black metal act Borknagar.
As a result, progressive metal is rarely heard on mainstream radio and video programs.
However, progressive metal did not develop into a genre of its own until the mid-1980s.
It has even been described as progressive metal in some reviews.
Their music is often classified as modern, progressive and experimental metal.
King Crimson have frequently been cited as pioneers of progressive metal.
Since the early 2000s, their music has been leaning towards progressive metal and alternative rock.
Influences from progressive metal can also be heard in some songs.
The album features many elements and influences of progressive metal.