Shape Corrosion

Shape Corrosion is the process of a human turning into a Gastrea.

Description
When a living being is infected with the Gastrea Virus, and the erosion rate exceeds fifty percent, the host's body begins to turn into a Gastrea, no longer being able to keep their human shape and self-control. When undergoing said phenomenon, the human, when in possession of an object, has the possibility of having noted artifact engraved inside their body.