Kostas "Konstantine" Exarhakis is a Greek

Greece

Greece , officially the Hellenic Republic , and historically Hellas or the Republic of Greece in English, is a country in southeastern Europe....

 heavy metal

Heavy metal music

Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

 musician. After playing bass

Bass guitar

The bass guitar is a stringed instrument played primarily with the fingers or thumb , or by using a pick....

 for the unsuccessful thrash metal

Thrash metal

Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 band Medieval Death in the late 1980s and early 1990s he gained minor recognition by playing on the first album by the power metal

Power metal

Power metal is a style of heavy metal combining characteristics of traditional metal with speed metal, often within symphonic context. The term refers to two different but related styles: the first pioneered and largely practiced in North America with a harder sound similar to speed metal, and a...

 band Firewind

Firewind

Firewind is a Greek power metal band. Formed in 1998, the group is currently signed to Century Media Records and was originally a small project created by guitarist, Gus G. to showcase his demo, Nocturnal Symphony in 1998. Firewind later became a full band over three years later when they recorded...

. He played on this record effectively as a session musician

Session musician

Session musicians are instrumental and vocal performers, musicians, who are available to work with others at live performances or recording sessions. Usually such musicians are not permanent members of a musical ensemble and often do not achieve fame in their own right as soloists or bandleaders...

 as a favour to his friend Gus G.

Gus G.

Kostas Karamitroudis aka Gus G., born September 12, 1980 in Thessaloniki, Greece is a heavy metal guitarist. He currently plays with his band Firewind and Ozzy Osbourne...

 Currently Exarhakis is fronting his own band, IT, described by Gus G as "a mix of Rammstein

Rammstein

Rammstein is a German Neue Deutsche Härte band from Berlin, formed in 1994. The band consists of members Till Lindemann , Richard Z. Kruspe , Paul H. Landers , Oliver "Ollie" Riedel , Christoph "Doom" Schneider and Christian "Flake" Lorenz...

 and Static X."