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. (September 2013)
|Also known as||S.D.S.|
|Years active||1988–1994, 2012–present|
|Past members||Rami Jämsä|
Patti (Juha Telenius)
Convulse is a Finnish death metal band from Nokia, Finland, active between 1988 and 1994 and again since 2012. They were one of their country's first extreme metal bands and considered by some to be the forefathers of the local 'Nokia' metal scene.