I’d like to start with the caveat on this one that metal isn’t really a genre of music I enjoy on the most part. When I boil down my issue with most of the genre and all of it’s sub-genre I would say that although It contains allot of talent It usually feels a bit empty to me. By definition its sound is Harsh and angry and yet allot of the time the lyrics and vocals don’t seem to put across this anger and hate.
In Toxicity System of a Down don’t have this issue. The whole album seems to come from a place of overt anger and hatred conveyed perfectly in its title track below: