- December 2000 Korgonthurus is born.
Line-up Kryth Drums, Sedit Guitars and Bass, Corvus Vocals.
- January 2001 "Root of evil" demo is released.
- March 2001 Fyrgo joins as bassist
- April 2001 First gig is played
- May 2001 " Black Wings of Hate " demo released.
- May 2001 Korgonthurus is buried.
- July 2002 Korgonthurus is resurrected.
Line- up Kryth Drums, Corvus Vocals, Guitars U666 Bass Necron Guitars
- August 2003 " Jäähyväiset... " recorded - August 2003 release of " ikuisuuden arvet " through Warmoon prod.
Promo release through Grievantee prod.
- September 2004 U666 leaves the Horde
Current line-up: Corvus - Vocals & Guitar Necron - Bass & Guitars Kryth - Drums & Guitars
- October 2004 EP Recordings begin -
November 2005 EP is released through Grievantee prod. (MLP version) and Obscure Abhorrence prod. (MCD version)
- January 2006 "Root of Evil" re-released by Blood and Soil prod.
- "Talven Syömä" is recorded in two different sessions. Drums recorded in November, 2005 and vocals, guitars and bass in June, 2006.
- July 2006 the recordings of first full length started.