Released just a year after the band's formation in March 1991, The Last Convulsion captures a raw, embryonic death metal sound. While later releases would see the band experiment with heavy metal influences in the mid-90s, this demo is firmly rooted in the aggressive, murky tropes of early Polish death metal . The demo's structure is concise, featuring four tracks: (01:10) Hate on the Recommendation (05:22) The Last Convulsion (05:36) Bloody Bodies (05:15)

The in their subsequent 1993 demo, Immortal Visions

Tomasz Chwastek remained the primary constant for the band until their initial split in 2004, while Sławek Malicki’s raspy, death-focused vocals defined the band's early identity.