In 2004, prior to the founding of the label, Ian Hicks of Mordant Music liked and released an early Shackleton track entitled "Stalker".

Eschewing the familiar drum tropes of dubstep, tracks would be based on African percussion and samples of ethnic vocals, combined with massive, wobbling sub-bass,[7] and sometimes elements of four to the floor, Basic Channel-style dub techno.

According to journalist Derek Walmsley, With their DIY-style covers, punk rock track titles and free party ethos, Skull Disco approach dubstep from an oblique angle.

These elastic, pliable reformations of dubstep suggest that the genre has finally evolved beyond rigid formulas, reaching towards a new, organic maturity.

[14]Typical artwork on releases (by Zeke Clough [2]) was also of an idiosyncratic nature, the pen-and-ink covers referencing egyptological symbols as well as displaying a decidedly metal influence.