: Metatron literally addresses the audience, acknowledging that every good story needs a "reluctant hero" (Castiel) and a "villain" (himself).
: Robbie Thompson, known for the show's most "meta" episodes (like "Fan Fiction" and "The French Mistake"). [S9E18] Meta Fiction
: While Metatron distracts Castiel, Sam and Dean successfully hunt down and capture Gadreel , the angel who previously possessed Sam. : Metatron literally addresses the audience
: Metatron, now styling himself as the new "God," decides to improve upon the classic "Winchester story" by creating a hero’s journey for Castiel. [S9E18] Meta Fiction
: The episode explores whether the Winchesters and Castiel can actually change their fates, or if they are simply following a script written by a higher power—a recurring theme later perfected in Season 15.