Release Year: 2016
Video language: English
By looking through the scenes in all the 3 installments, it seems to me that scene 8 in the Box version is the scene that is not included in any of the 3 installments. Thus, I make a guess that it is an extra scene, but it may be that it is not included/considered as such.
Video: 720×404, AVC (H.264), 1609kbps
File size: 4.6 GB