A Mind Screwdriver is a side-story, sequel, or piece of bonus/All There in the Manual material that exists at least partially for the purpose of clearing up a Mind Screw and/or Gainax Ending. When done well (and presented in such a way that viewers can easily find it), a Mind Screwdriver can make an already interesting plot that much more so, and even add a new layer of depth to the story. When [...] [tvtropes.org]