Southern California metal band Cerebellion is not one to be ignored. The group’s unique approach to writing music is something of an anomaly these days. The best one could do at labeling them is to simply call them “metal” for they cover too broad a spectrum to squeeze them into one of metal’s sub-genres.

It is actually Cerebellion’s contempt for rules that drove the writing for their debut album, Inalienable. Yet, despite its creative diversity, critics agree that Cerebellion’s identity re...