the art style in this animation (especially how the faces of the ghosts are drawn) reminds me of the spooky month series.
the use of sharp black shadows is done masterfully, giving an arcade graphics feel to the movie while also making things that much more tense and dramatic.
the sound effects from pac-man arrangement are not only a nice touch but also an indicator that you know what pac-man arrangement is (a strangely uncommon trait in our modern world)