"Darth Vader is a servant of the dark side of the Plot." When Ben Kenobi gets written out, he becomes one with the Plot and can speak inside the hero's head. When a whole planet of good guys gets blown up, Ben senses "a great disturbance in the Plot."
Before modification by Tom at 04/01/2013 02:32:59 AM
It's a past participle. Shit, did no one ever teach you English? To make matters worse, you did use the form correctly when it didn't have a prefix, though the sentence also needed a comma before "which".