Dark Electro style and compositions well known to be a derivative form of electro-industrial music genre is mainly centralized on horror soundscapes, grunts or distorted vocals and was first developed in the early 1990s in central Europe.
Ex : Skinny Puppy
Aggrotech which is an evolution of electro-industrial and dark electro with a strong influence of techno music first surfaced in the mid-1990s. Also referred to as "Hellektro", its sound is defined by harsh song structures, agressive beats and lyrics of militant, pessimistic or explicit nature.
Ex : Hocico