If you are seeing this name on a computer or external drive, it is likely a digital copy of the movie. A (Blu-ray Disc Movie) folder contains the full structure of a Blu-ray disc, including:
The fight choreography was handled by , a former Israeli Defense Forces (IDF) Krav Maga instructor. Consequently, the fights are ugly, fast, and efficient. There are no spinning backfists or cinematic poses. Instead, we see groin strikes, eye pokes, throat punches, and joint manipulations. It is visceral and uncomfortable to watch—which is precisely the point.
And when the credits roll on the final "X marks the spot" freeze-frame, the BDMV offers you something streaming never can: the uncut, unrated alternate ending, buried in the "Bonus" folder, where the fate of Layla (Bridget Moynahan) is left even more ambiguous.