progressive technical brutal death metal

There is more than one artist with this name: 1. A technical/experimental death metal band from Australia.
2. An atmospheric neo-prog/metal band created by members of Cynic, from Miami, USA.
3. An independent progressive rock band from Edmonton, Canada.
4. A dreampop/electronic/ambient band based in Staffordshire, UK.
5. A hardcore breaks/nu rave act from London, UK.
6. An electronic/ambient artist from California, USA.
7. An Egyptian/British rock band based in Cairo, Egypt.
8. Mistag of the soundtrack to the video-game from Valve Corporation. See below