Several quite brutal methods of execution were popular during both Classical and mediaeval times. Many involved fire in some way (as this is a prolonged and anguished way to die) and were often publicly performed.
Death...The Brutal Way was created in 2009-06.
Probably Cannibal Corpse as the most well-known but it is merely one's opinion.
Pretty much all of their songs are about Gore, Death, and torture in the most brutal way. Make Them Suffer is about Death to ALL Emo's.
The most brutal fighting was in the Southern Colonies
There are a number of places on the internet that one can listen to brutal death metal music. Some sites that you may want to try include Youtube and Pandora Radio.
Serbian!
An internt show hosted by Wizard and Boomstick, in which they pit two fictional characters in a brutal fight to the death.
Simple. We die a brutal and painful death.
Oasis
Teddy Ruckspin
Us
I think the Two Most brutal songs is Unanswered by Suicide Silence and/or My Fears Have become Phobias by As Blood Runs Black.