Rush by
Poisonblack (This song is hard to find,search on youtube)
You can bang ur head till u develop sprain in the spine
Try
Interlace
Industrial dark electro band
God is an Astronaut
A great post-rock instrumental band, every song is a masterpiece.
From Autumn to Ashes
This ones is hard to listen for first time but then the best screamo metalcore
Above bands are the budding ones and not well established like metallica and all.