When asked what the album was that 'made him a metalhead', Åkerfeldt answered that it was probably The Number of the Beast by Iron Maiden, but also mentioned Lick It Up by Kiss.
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Roadrunner United: Åkerfeldt performs vocals on the song "Roads" alongside Type O Negative keyboardist Josh Silver on the Roadrunner Records 25th Anniversary album Roadrunner United: The All-Star Sessions.
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He later performed the vocals for their latest EP release Unblessing the Purity which has been out on limited release since 10 March 2008.
Mikael Persbrandt | Zouk Mikael | Mikael Stanne | Mikael Fortelius | Mikael Forssell | Toivo Mikael Kivimäki | Mikael Wiehe | Mikael Tellqvist | Mikael Salomon | Mikael Håfström | Mikael Åkerfeldt | Mikael Stenmark | Mikael Stahre | Mikael Odenberg | Mikael Nalbandian | Mikael Löfgren | Mikael Lofgren | Mikael Granlund | Mikael Ericsson | Mikael Dahlberg | Mikael Daez | Mikael Colville-Andersen | Mikael Bols | Mikael Bodlore-Penlaez | Mikael Blomkvist | Mikael Andersson (footballer born 1978) |
They have gained notoriety for their large Facebook campaigns, as well as their irreverent attitude and self-deprecating humour, as evidenced by the group and its fans getting artists from various major groups, including Andrew W.K., DragonForce, Jason Aalon Butler of letlive. and Mikael Åkerfeldt of Opeth (who the band are heavily influenced by) to tell them, in jest, to "fuck off".
"He's kind of pretty, looks like Legolas," remarked Mikael Åkerfeldt who has also named him, "the most confused man I have ever met".