Martin Bengtsson is a Swedish

Sweden

Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

 metal

Death metal

Death metal is an extreme subgenre of heavy metal. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes....

 musician

Musician

A musician is an artist who plays a musical instrument. It may or may not be the person's profession. Musicians can be classified by their roles in performing music and writing music.Also....* A person who makes music a profession....

. He was a key part of the influential Swedish melodic death metal scene. He was a member of the melodic death metal

Melodic death metal

Melodic death metal is a heavy metal music style that combines elements from the New Wave of British Heavy Metal with elements of death metal. The style was developed during the early and mid-1990s, primarily in England and Scandinavia...

 band Arch Enemy

Arch Enemy (band)

Arch Enemy is a Swedish melodic death metal band, originally a supergroup, from Halmstad, formed in 1996. Its members were in bands such as Carcass, Armageddon, Carnage, Mercyful Fate, Spiritual Beggars, and Eucharist to name a few. It was founded by Carcass guitarist Michael Amott along with Johan...

 between 1997 and 1998, and played bass guitar

Bass guitar

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

 on their second album, Stigmata. He was also a member of Arch Enemy guitarist Christopher Amott

Christopher Amott

Christopher Amott is a Swedish guitarist and vocalist, younger brother of Michael Amott and founding member of the Swedish metal bands Arch Enemy and Armageddon.-Biography:...

's side project Armageddon

Armageddon (band)

Armageddon was a Swedish heavy metal band, led by Christopher Amott of Arch Enemy. Originally conceived as a melodic death metal band with metalcore influences, the group's later efforts fall into the power metal category...

 in 1997.
Bengtsson is currently the vocalist and lead guitarist in the 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...

 band Lechery.