Genitalias
About
Genitalias is a Silicon Life that attack Killy together with his partner Metajiini when he finds out that he destroyed a Silicon Life hatching chamber.
Killy manages to kill Metajiini in gun point range which causes the building around around him to collapse. Killy then escapes.
Later Genitalias tracks down Killy again and is gunned down by him, but not before killing Kumoi.
(Source: Blame! Wiki)