Galder is a Norwegian composer, guitarist, and vocalist whose birth name is Thomas Rune Andersen. He is a founding member of the melodic black metal band Old Man's Child as well as the lead guitarist in Dimmu Borgir. In 1993, under the stage name Grusom, he, Jardar and Tjodalv created Old Man's Child. He played the bass and synthesizers, along with guitar on some of Old Man's Child albums. He joined Dimmu Borgir in 2001 but has kept Old Man's Child alive.
Galder has also worked with other Norwegian bands like Dødheimsgard. Member of Dødheimsgard Aldrahn wrote some of the lyrics for Old Man's Child demo album In the Shades of Life.
Discography
With Old Man's Child:
1. In the Shades of Life (1994)
2. Born of the Flickering (1995)
3. The Pagan Prosperity (1997)
4. Ill-Natured Spiritual Invasion (1998)
5. Revelation 666 - The Curse of Damnation (2000)
6. In Defiance of Existence (2003)
7. Vermin (2005)
With Dimmu Borgir:
1. Puritanical Euphoric Misanthropia (2001)
2. World Misanthropy (2002) (DVD)
3. Death Cult Armageddon (2003)
4. In Sorte Diaboli (2007)
With Dødheimsgard:
1. Satanic Art (1998)