The name is taken from a sound effects track from Blake 's 7 on BBC Sound Effects No. 26 - Sci-Fi Sound Effects called `` The Core , A Huge Evergrowing Pulsating Brain which Rules from the Centre of Ultraworld '' . The title is taken from a sound effects track from Blake 's 7 on BBC Sound Effects No. 26 - Sci-Fi Sound Effects titled `` The Core , A Huge Evergrowing Pulsating Brain which Rules from the Centre of Ultraworld '' .