Duration of 2:55, this song is very aggressive and performed by at least two male voices. However, the term "performance" is associated with only one of them. Second just yelling, raising the degree of aggression that no one would think that they do someone in a kindergarten style. That voice is called "growl" and is used mainly in songs of metal genre. But, as we see, they are also found in heavy rock, which this composition is the example.
Reference:KT Scene on BEATCHAMBER Records