Henri Sorvali, born October 19, 1978 in Finland, is the guitarist and keyboard player of the folk metal band Moonsorrow, and keyboard player for Finntroll. He plays music under the nickname Trollhorn. He also played keyboards on a few occasional gigs with The Rasmus in the late 90's. He has also played in bands called Thunderdogs and Lakupaavi (a side-project done as a joke by members of Moonsorrow), and played as a session musician on Ensiferum's self-titled debut album. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.