There are at least four bands with this name:

1) Black metal band from Poland, formed in 1993.
Releases:
1996 - Beyond Christianity (demo)
1997 - Split Demo '97 (split with Kataxu)
1999 - Black Clouds Over Dark Majesty (EP)
2000 - Thunderbolt/Kataxu (split with Kataxu)
2001 - the Sons of Darkness
2003 - The Burning Deed of Deceit
2004 - Inhuman Ritual Massmurder
2007 - Apocalyptic Doom

2) Heavy metal band from Norway, formed in 2000.
Releases:
2000 - Bandits at Six o'clock (EP)
2002 - Demons and Diamonds
2006 - Love & Destruction
2011 - Dung Idols

3) Experimental electronica improvisation duo from London, formed in 2002.
Releases:
2002 - Thunderbolt
2002 - I Love You Thunderboat
2003 - The Story of The Stones featuring Benoit Dellaporta
2004 - Kaminari

4) British viking rock/rac project of Razors Edge and Avalon members.