One thing that they have in common is the ability to extrude weapons and tools, often very peculiar and unique ones, at will.
Series main villain Nemesis can extrude a drill apparatus from his mouth.
Is it a weapon?
In actuality, however, he's trying to break in to the enemy base with it for some reason. What reason is that?
There's a camera in the drill that came out of his mouth. Also note that perspective seems to indicate this thing is hecka long.
-Signing off. Short, I know, but so is my time.