victim's phallic cranial transformation concept

leading from

Carlos Huante

In the centipede attack, the victim's cranium begins to phallicly stretches out at the back complete with testicular bulges. One might start to ask what is happening here, is there a transformation taking place where the human becomes an alien creature with a cranium similar to the one shown down at the bottom of this page with a male member with testicles sticking out of the back of the cranium. The translucent dome of the alien creature appears to look inflated like a balloon

concept for an Ultramorph