Mick Barr (Crom-Tech, Octis, Ocrilim, The Flying Luttenbachers, Quix*O*Tic, Angelblood, Krallice) on electric guitar and Josh Blair (Supersystem, Abcs, WWWIII) on drums are Orthrelm, an avant garde rock duo formed in Washington D.C., United States in 2000. They play complex, structured music, with influences ranging from Heavy Metal and Prog Rock to Avant-Garde Jazz.

Orthrelm on Last.fm.