Karl is widely known as the Founding Member and Principle songwriter of International Recording Artist NILE
Formed in 1993, Nile has been an active full-time Professional Worldwide Recording/Touring Act since 1998
Nile has 6 critically acclaimed full-length CD releases worldwide, with 3 of them charting in the Billboard top 200
Karl studied Guitar with Legendary Jazz Guitarist Tim Haden, and has received Guitar instruction from internationally revered Mega-shredder Rusty Cooley, Brazilian Guitar Master Moyses Koselene of Krisun, and Death Metal Living Legend Trey Azagthoth
Karl was voted 4th all-time greatest Death Metal Guitarist by Decibel Magazine, and Voted Best Musician in Terrorizer International Magazine 2007 - Readers Poll
Guest solos: Behemeth's 2004 Demigod Album; Morbid Angel's 2003 album Heretic; Ex Deo's 2009 album Romulus; legendary Swedish Death Metal Pioneers Grave 2010 release Burial Ground
Karl released the solo album Saurian Meditation in 2004, which is in marked contrast to the Nile project. While still heavily leaning to middle eastern influenced music, this album is a dark ambient piece of work, using traditional instrumentation along side atmospheric sound effects, and distant guitar sounds.
Karl followed up Saurian Meditation with the eclectic and hypnotic album Saurian Exorcisms in 2009.