User blog comment:B214/Volume 21 info & spoilers/@comment-99.118.13.217-20160610101418/@comment-27083298-20160613183337

Let me remind you of this Volume, the one who leading this attack now are the two Evil Dragons Aži Dahāka and Apophis therefore they are main villains, while Trihexa is the final boss but can't be killed by the protagonist.