If you want riffs -and- production value, check the later full length, but this demo has riffs for days. Brilliantly catchy and intense slow-death from Sewercide alums, just expect to have to crank it as this is a demo that definitely sounds like one. poisonremedy
This approaches terminal sonic extremity. Further advancement of the style risks devolution into mere static/noise. The four-armed Shiva herself (चतुर्भुज) must be behind the drum-kit considering the speed of the gravity-blasts. Sugammadex