Co-ran the Skull Disco label from 2005 to 2008 with Appleblim. Shackleton's take on the sparse template of minimal techno, originally showing heavy influence from Muslimgauze, evolved over the course of the label's lifespan to a sound that resembled something closer to a skeletal, emaciated take on the drop structure and sepulchral sound design of dubstep. By the time of his last release on Skull Disco - the label's last as well, the aptly titled Soundboy's Suicide Note - his work was practically consuming itself.