There are many bands named Decomposed, most all of them death metal bands. 1) A death/doom metal band from UK formed in 1990 and released two demos, an EP in 1992, and an album 'Hope Finally Died...' on Candlelight records, 1993. Broken up. Three members went on to form a progressive metal band called Collapse which released one demo in 1995 and then broke up. 2) A currently active Swedish old school death metal band formed 2010 in the town of Sundsvall who have released two albums