|Birth name||Mikko Härkin|
|Born||25 May 1979|
|Genres||Power metal, Melodic death metal|
|Associated acts||Sonata Arctica|
Essence of Sorrow
Härkin begun to study piano at the age of 5. He joined Kenziner in 1999 and with them recorded his first album, The Prophecies.
In 2000, he joined Sonata Arctica and toured Europe with Stratovarius and Rhapsody. Härkin recorded keyboards for Sonata Arctica's second album, Silence, which was released in 2001. Sonata Arctica's first live CD, named Songs of Silence, featured Härkin on keyboards. At the end of 2002, Härkin left Sonata Arctica.
In 2003, Härkin started a band named Wingdom with vocalist Sami Asp, Alessandro Lotta (ex-Rhapsody), Markus, and guitarist Jukka (who had worked with Härkin since 1998). In 2005, Wingdom' released their first album, Reality, and Mikko Härkin left the band. Afterwards, the band Divinefire invited Härkin to play keyboards on the album Hero.
Härkin formed the band Essence of Sorrow with Markus (who played drums for Wingdom), Christian Palin (singer for Random Eyes) and Jani Stefanovic (guitarist for Divinefire). In January 2007, they released their first album, Reflections From The Obscure.
As of 2009, Härkin is working on a project titled Mehida, which consists of the three members of Wingdom as well as Jani Stefanovic from Essence of Sorrow and Divinefire. He worked on Solution .45's debut album For Aeons Past, alongside Jani Stefanovic and ex-Scar Symmetry vocalist Christian Älvestam.
In 2010 Härkin joined Symfonia, a power metal supergroup with André Matos, Timo Tolkki, Jari Kainulainen and Uli Kusch. The band made their debut performance at Finnish Metal Expo 2011, but broke up later that year.
In 2012 Härkin joined Luca Turilli's Rhapsody as a live member,
- Kenziner - Prophecies (1999)
- Sonata Arctica - Silence (2001)
- Sonata Arctica - Orientation (EP) (2001)
- Sonata Arctica - Songs of Silence (2002)
- Sonata Arctica - Takatalvi (EP) (2003)
- Divinefire - Hero (2005)
- Wingdom - Reality (2006)
- Essence of Sorrow - Reflections from the Obscure (2007)
- Mehida - Blood & Water (2007)
- Cain's Offering - Gather the Faithful (2009)
- Solution .45 - For Aeons Past (2010)
- Symfonia - In Paradisum (2011)
- Avalon (Finnish band) - The Land of New Hope (2013)
- Hinds, Andy. "Biography: Sonata Arctica". Allmusic. Retrieved 20 March 2010.
- "Wingdom To Open For Stratovarius, Hammerfall In Finland". Blabbermouth. October 21, 2005. Archived from the original on 6 June 2011. Retrieved 20 March 2010.
- "Former Stratovarius, Helloween, Angra Members Join Forces In Symfonia". Blabbermouth.net. 8 November 2010. Archived from the original on 8 April 2011. Retrieved 8 November 2010.