A native of Stockholm, Mikael Åkerfeldt was the vocalist for Eruption, a death metal band that he formed in 1987 at 13 years old."History of Opeth, Chapter I" Opeth Official Website, Retrieved 12 February 2012 After Eruption came to an end in 1989, he joined Opeth, ostensibly as a keyboardist. When their original bassist left Opeth two years later, Åkerfeldt replaced him as bassist; Isberg then assumed guitar duties. When Isberg left Opeth three years later, Åkerfeldt replaced him as the vocalist.
